{"id":84186,"date":"2026-04-13T17:01:04","date_gmt":"2026-04-13T15:01:04","guid":{"rendered":"https:\/\/www.kwrwater.nl\/actueel\/hplc-uv-screening-vroegsignaleren-organische-microverontreiniging-in-rijn-en-maas\/"},"modified":"2026-04-13T17:01:04","modified_gmt":"2026-04-13T15:01:04","slug":"hplc-uv-screening-vroegsignaleren-organische-microverontreiniging-in-rijn-en-maas","status":"publish","type":"post","link":"https:\/\/www.kwrwater.nl\/en\/actueel\/hplc-uv-screening-vroegsignaleren-organische-microverontreiniging-in-rijn-en-maas\/","title":{"rendered":"HPLC-UV-screening: vroegsignaleren organische microverontreiniging in Rijn en Maas"},"content":{"rendered":"<div class=\"post_intro\">\n<p>E<span class=\"NormalTextRun SCXW96085520 BCX8\">en<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">\u00a0<\/span><span class=\"TextRun SCXW96085520 BCX8\" lang=\"NL-NL\" xml:lang=\"NL-NL\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW96085520 BCX8\">early<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW96085520 BCX8\">warning<\/span><\/span><span class=\"TextRun SCXW96085520 BCX8\" lang=\"NL-NL\" xml:lang=\"NL-NL\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW96085520 BCX8\">-systeem\u00a0<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">fungeert al zo\u2019n 15 jaar\u00a0<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">als\u00a0<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">poortwachter<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">\u00a0voor\u00a0<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">stoffen die<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">\u00a0ons land binnenkom<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">en<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">\u00a0via de Rijn en Maas<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">. <\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">Met<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">\u00a0ee<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">n geharmoniseerde analysemethode en gedeelde software,\u00a0<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">vormen\u00a0<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">data van\u00a0<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">de laboratoria van\u00a0<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">KWR,\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW96085520 BCX8\">Evides<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">, WML, Rijkswaterstaat en\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW96085520 BCX8\">Aqualab<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">\u00a0Zuid\u202f<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">\u00e9\u00e9n\u00a0<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">taal<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">\u00a0die veel kennis<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">\u00a0genereert en deelt<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">. Over de aanpak verschenen recent drie publicaties. <\/span><span class=\"NormalTextRun SCXW96085520 BCX8\"> Maar: m<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">eer deelnemers zijn welkom.\u00a0<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">\u201cHoe meer\u00a0<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">partners<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">\u00a0aansluiten, hoe<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">\u00a0sneller we\u00a0<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">vooruitkomen<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">\u00a0met het identificeren van\u00a0<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">onbekende stoffen<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">\u201d, zegt Gerard Stroomberg<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">\u00a0van RIWA-Rijn<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">,\u00a0<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">een van de grondleggers van\u00a0<\/span><span class=\"NormalTextRun ContextualSpellingAndGrammarErrorV2Themed SCXW96085520 BCX8\">de<\/span><span class=\"NormalTextRun ContextualSpellingAndGrammarErrorV2Themed SCXW96085520 BCX8\">ze\u00a0<\/span><span class=\"NormalTextRun ContextualSpellingAndGrammarErrorV2Themed SCXW96085520 BCX8\">\u00a0<\/span><span class=\"NormalTextRun ContextualSpellingAndGrammarErrorV2Themed SCXW96085520 BCX8\">doeltreffende<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">screening<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">smethode<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">.<\/span><span class=\"NormalTextRun SCXW96085520 BCX8\">\u00a0<\/span><\/span><span class=\"EOP SCXW96085520 BCX8\" data-ccp-props=\"{&quot;201341983&quot;:2,&quot;335559740&quot;:255}\">\u00a0<\/span><\/p>\n<\/div>\n<p><span class=\"TextRun SCXW68000122 BCX8\" lang=\"NL-NL\" xml:lang=\"NL-NL\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW68000122 BCX8\"><span class=\"TextRun SCXW211494487 BCX8\" lang=\"NL-NL\" xml:lang=\"NL-NL\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW211494487 BCX8\">Veertig procent van ons drinkwater wordt gewonnen uit oppervlaktewater. De Rijn en Maas zijn daarvan de hoofdaders. <\/span><\/span>Ger<\/span><span class=\"NormalTextRun SCXW68000122 BCX8\">ard\u00a0<\/span><span class=\"NormalTextRun SCXW68000122 BCX8\">Stroomberg<\/span><span class=\"NormalTextRun SCXW68000122 BCX8\">,<\/span><span class=\"NormalTextRun SCXW68000122 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW68000122 BCX8\">directeur van <a href=\"https:\/\/www.riwa-rijn.org\/\">RIWA Rijn, de Vereniging van Rivierwaterbedrijven<\/a>, ziet dagelijks hoe waardevol het <a href=\"https:\/\/www.kwrwater.nl\/en\/projecten\/hplc-uv-screeningsproject\/\">HPLC<\/a><\/span><\/span><span class=\"NoBreakHyphenBlob BlobObject DragDrop SCXW68000122 BCX8\">\u2011<\/span><span class=\"TextRun SCXW68000122 BCX8\" lang=\"NL-NL\" xml:lang=\"NL-NL\" data-contrast=\"auto\"><span class=\"NormalTextRun ContextualSpellingAndGrammarErrorV2Themed SCXW68000122 BCX8\">UV screeningsproject<\/span><span class=\"NormalTextRun SCXW68000122 BCX8\">\u00a0is voor een actueel beeld van de waterkwaliteit. \u201cMet de\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW68000122 BCX8\">HPLC<\/span><\/span><span class=\"NoBreakHyphenBlob BlobObject DragDrop SpellingErrorV2Themed SCXW68000122 BCX8\">\u2011<\/span><span class=\"TextRun SCXW68000122 BCX8\" lang=\"NL-NL\" xml:lang=\"NL-NL\" data-contrast=\"auto\"><span class=\"NormalTextRun SpellingErrorV2Themed SCXW68000122 BCX8\">UV<\/span><\/span><span class=\"NoBreakHyphenBlob BlobObject DragDrop SpellingErrorV2Themed SCXW68000122 BCX8\">\u2011<\/span><span class=\"TextRun SCXW68000122 BCX8\" lang=\"NL-NL\" xml:lang=\"NL-NL\" data-contrast=\"auto\"><span class=\"NormalTextRun SpellingErrorV2Themed SCXW68000122 BCX8\">methode<\/span><span class=\"NormalTextRun SCXW68000122 BCX8\">\u00a0kijk je naar de mate waarin een stof ultraviolet licht absorbeert,\u201d legt hij uit. \u201cDat is een effectieve manier om organische microverontreinigingen aan te tonen.\u201d De techniek wordt al sinds de jaren negentig toegepast, maar het grote verschil is dat\u00a0<\/span><span class=\"NormalTextRun SCXW68000122 BCX8\">we<\/span><span class=\"NormalTextRun SCXW68000122 BCX8\">\u00a0nu voortbouwen aan\u00a0<\/span><span class=\"NormalTextRun SCXW68000122 BCX8\">een gezamenlijke database. Hierdoor kunnen laboratoria niet alleen stoffen signaleren, maar ook gegevens met elkaar uitwisselen \u2013 een belangrijke stap voor<\/span><span class=\"NormalTextRun SCXW68000122 BCX8\">w<\/span><span class=\"NormalTextRun SCXW68000122 BCX8\">aarts<\/span><span class=\"NormalTextRun SCXW68000122 BCX8\">.<\/span><span class=\"NormalTextRun SCXW68000122 BCX8\">\u201d<\/span><span class=\"NormalTextRun SCXW68000122 BCX8\">\u00a0<\/span><\/span><span class=\"EOP SCXW68000122 BCX8\" data-ccp-props=\"{&quot;201341983&quot;:2,&quot;335559740&quot;:255}\">\u00a0<\/span><\/p>\n<h2>Continue bewaking van de waterkwaliteit<\/h2>\n<p><span class=\"TextRun SCXW188851101 BCX8\" lang=\"NL-NL\" xml:lang=\"NL-NL\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW188851101 BCX8\">Hoewel Stroomberg zelf niet meer<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">\u00a0bij de metingen<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">\u00a0is betrokken,\u00a0<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">plukt\u00a0<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">hij er in zijn werk<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">\u00a0wel<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">\u00a0de vruchten van. \u201cRIWA is heel bedacht op <a href=\"https:\/\/www.riwa-rijn.org\/nieuws-nl\/duits-onderzoek-vergroot-zorgen-over-lozingen-in-de-rijn\">nieuwe stoffen in de Rijn<\/a>.<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">\u00a0Op de meetstations en bij de innamepunten wordt de waterkwaliteit continu bewaakt.<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">\u00a0Wij ontvangen hiervan de resultaten.<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">\u00a0Stroomafwaarts\u00a0<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">krijgen drinkwaterbedrijven tijdig een signaal als er iets op hen afkomt<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">. Zij kunnen dan besluiten hun eigen monitoring\u00a0<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">op te schalen en \u2013 in het ergste geval \u2013 hun inname tijdelijk stop te zetten. Maar het werkt twee kanten op.\u00a0<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">Voor industrie\u00ebn bovenstrooms\u00a0<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">fungeert<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">\u00a0de\u00a0<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">bewaking\u00a0<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">van de waterkwaliteit als een soort snelheidscontrole. Als mensen weten dat ergens een radar staat, passen ze hun snelheid<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">\u00a0aan.<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">\u00a0Het feit dat op de meetstations\u00a0<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">wordt gemonitord, helpt om lozende bedrijven zich snel<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">ler<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">\u00a0te laten melden wanneer iets is misgegaan.<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">\u00a0Als je weet dat je \u2018op de foto staat\u2019, kan je maar beter zelf\u00a0<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">naar voren komen<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">.\u201d<\/span><span class=\"NormalTextRun SCXW188851101 BCX8\">\u00a0<\/span><\/span><span class=\"EOP SCXW188851101 BCX8\" data-ccp-props=\"{&quot;201341983&quot;:2,&quot;335559740&quot;:255}\">\u00a0<\/span><\/p>\n<h2>E\u00e9n taal voor de waterkwaliteit<\/h2>\n<p><span class=\"TextRun SCXW163490322 BCX8\" lang=\"NL-NL\" xml:lang=\"NL-NL\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW163490322 BCX8\">In de afgelopen\u00a0periode<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\">\u00a0verscheen\u00a0<\/span><span class=\"NormalTextRun CommentStart CommentHighlightPipeRest CommentHighlightRest SCXW163490322 BCX8\">in het vakblad H2O een artikel over\u00a0<\/span><span class=\"NormalTextRun CommentHighlightRest SCXW163490322 BCX8\">de<\/span><span class=\"NormalTextRun CommentHighlightRest SCXW163490322 BCX8\">\u00a0<\/span><a href=\"https:\/\/www.h2owaternetwerk.nl\/vakartikelen\/samen-sterk-voor-schoon-water-een-geharmoniseerde-analysemethode\"><span class=\"NormalTextRun CommentHighlightRest SCXW163490322 BCX8\">geharmoniseerde analysemethode<\/span><\/a><span class=\"NormalTextRun CommentHighlightPipeRest SCXW163490322 BCX8\">.\u00a0<\/span><\/span><span class=\"TextRun SCXW163490322 BCX8\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW163490322 BCX8\">Ook\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW163490322 BCX8\">verscheen<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\"> de publicatie<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\">\u00a0<\/span><\/span><span class=\"TextRun SCXW163490322 BCX8\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"none\"><span class=\"NormalTextRun SCXW163490322 BCX8\">\u00a0<\/span><\/span><a class=\"Hyperlink SCXW163490322 BCX8\" href=\"https:\/\/pubs.acs.org\/doi\/abs\/10.1021\/acsestwater.5c01116\" target=\"_blank\" rel=\"noreferrer noopener\"><span class=\"TextRun Underlined SCXW163490322 BCX8\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"none\"><span class=\"NormalTextRun SCXW163490322 BCX8\" data-ccp-charstyle=\"Hyperlink\">Safeguarding Water Quality: HPLC-DAD as Early Warning Syste<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\" data-ccp-charstyle=\"Hyperlink\">m\u00a0<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\" data-ccp-charstyle=\"Hyperlink\">in\u00a0<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\" data-ccp-charstyle=\"Hyperlink\">\u00a0<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\" data-ccp-charstyle=\"Hyperlink\">ACS\u00a0<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\" data-ccp-charstyle=\"Hyperlink\">ES&amp;T<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\" data-ccp-charstyle=\"Hyperlink\">\u00a0Water<\/span><\/span><\/a><span class=\"TextRun SCXW163490322 BCX8\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW163490322 BCX8\">.\u00a0<\/span><\/span><span class=\"TextRun SCXW163490322 BCX8\" lang=\"NL-NL\" xml:lang=\"NL-NL\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW163490322 BCX8\">KWR<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\">&#8211;<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\">onderzoeker Erik\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW163490322 BCX8\">Emke<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\">\u00a0is\u00a0<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\">coauteur<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\">\u00a0van de laatstgenoemde wetenschappelijke publicatie<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\">. Hij legt uit hoe\u00a0<\/span><span class=\"NormalTextRun CommentStart CommentHighlightPipeRest CommentHighlightRest SCXW163490322 BCX8\">het<\/span><span class=\"NormalTextRun CommentHighlightRest SCXW163490322 BCX8\">\u00a0Nederlandse<\/span><span class=\"NormalTextRun CommentHighlightRest SCXW163490322 BCX8\">\u00a0succesverhaal<\/span><span class=\"NormalTextRun CommentHighlightPipeRest SCXW163490322 BCX8\"> (onlangs ook nog beschreven in <a href=\"https:\/\/theanalyticalscientist.com\/issues\/2026\/articles\/february\/inside-the-netherlands-water-monitoring-success-story\/\">The Analitical Scientist<\/a>) werkt.<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\">\u201cDe meetpunten liggen op plekken waar de Rijn en Maas ons land binnenkomen. Voor de Rijn is dat Lobith en voor de Maas gaat het om Eijsden. Ook heeft\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW163490322 BCX8\">AquaLab<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\">\u00a0Zuid strategische monsternamelocaties bij\u00a0<\/span><span class=\"NormalTextRun CommentStart SCXW163490322 BCX8\">Roosteren, Heel, Hank en Ouddorp, vlak bij de innamepunten van een aantal waterbedrijven. Je kunt de<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\">ze<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\">\u00a0meetpunten zien als een soort poortwachters, die in de gaten houden wat ons land binnen- en doorstroomt. Alle deelnemende laboratoria doen de metingen op dezelfde manier, met een HPLC-UV\u00a0<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\">screening<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\">analyse. En d<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\">i<\/span><span class=\"NormalTextRun SCXW163490322 BCX8\">e meetwaarden rapporteren zij langs eenzelfde meetlat: een uniforme retentie-index. Die retentie staat voor de meettijd dat een bepaalde stof op in de analyse opduikt als een piek in de meetgrafiek. Al die waarden staan opgeslagen in een gezamenlijke bibliotheek. Zo weten we zeker dat we dezelfde taal spreken.\u201d<\/span><\/span><\/p>\n<h2>Onbekende stoffen identificeren<\/h2>\n<p><span class=\"TextRun SCXW46944843 BCX8\" lang=\"NL-NL\" xml:lang=\"NL-NL\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW46944843 BCX8\">Wanneer bij monsters in de lab<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">oratoria<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0pieken opduiken die vraagtekens opwerpen, wordt<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0eerst zelf geprobeerd deze te identificeren<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">.\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">Bij complexere vragen\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">wordt KWR<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0ingeschakeld.<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0KWR\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">kan de\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">HPLC-UV-opstelling<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0koppelen aan<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">andere<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">geavanceerde\u00a0<\/span><a href=\"https:\/\/www.kwrwater.nl\/en\/projecten\/instruments-laboratory-for-materials-research-and-chemical-analysis\/\"><span class=\"NormalTextRun SCXW46944843 BCX8\">massaspectrometrie<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">&#8211;<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">apparaten<\/span><\/a><span class=\"NormalTextRun SCXW46944843 BCX8\">, waarmee zo<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u2019<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">n\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">onbekende stof<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0kan\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">worden ge\u00efdentificeerd<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">.\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">Wanneer een referentiestof voorhanden is<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">,<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">kan\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">KWR desgewenst\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">de meting in het veld\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">bevestigen<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">.<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0\u201cAls zo\u2019n piek zou betekenen dat de inname moet worden gestaakt, wil je\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">daar<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0natuurlijk zeker\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">van zijn<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u201d, zegt\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW46944843 BCX8\">Emke<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">.<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">De geharmoniseerde analysemethode is\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">ingericht met een toegankelijke, robuuste techniek die eenvoudig is te onderhouden en langdurig te gebruiken.<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0Elke twee jaar vindt een ringonderzoek plaats waarin monsters met een vooraf vastgestelde (maar voor deelnemers onbekende) samenstelling door de deelnemende laboratoria worden onderzocht en de resultaten met elkaar worden vergeleken.\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">Zo blijft de harmonisatie gewaarborgd.<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">KWR heeft gebruiksvriendelijke software ontwikkeld<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0om het allemaal zo gemakkelijk mogelijk te maken.\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW46944843 BCX8\">Emke<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">: \u201cIedereen kan bijdragen aan de\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">uitbr<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">ei<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">ding\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">van de\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">database<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0\u2013 onze gezamenlijke bibliotheek.\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">D<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">e gebruikers<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0komen<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">jaarlijks<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0samen<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0voor het uitwisselen van ervaringen.\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">Een ander voordeel is,<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">dat ik vanuit KWR\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">nieuwe stoffen aan de database kan toevoegen. Zo heb ik net een aantal stoffen besteld die in<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0de Rijn bij<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW46944843 BCX8\">Basel<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">zijn aangetroffen.<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0Daarvan gaan we de UV-spectra vaststellen, de resultaten voegen we toe aan de database en<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0die kennis<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u00a0delen we met\u00a0<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">alle partners in het project<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">.<\/span><span class=\"NormalTextRun SCXW46944843 BCX8\">\u201d<\/span><\/span><span class=\"EOP SCXW46944843 BCX8\" data-ccp-props=\"{&quot;201341983&quot;:2,&quot;335559740&quot;:255}\">\u00a0<\/span><\/p>\n<h2>Pyrazool-incident<\/h2>\n<p><span class=\"TextRun SCXW259837128 BCX8\" lang=\"NL-NL\" xml:lang=\"NL-NL\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW259837128 BCX8\">Zowel\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW259837128 BCX8\">Emke<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0als\u00a0<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">Stroomberg noemen het <a href=\"https:\/\/library.kwrwater.nl\/publication\/95163\/signalering-van-overige-antropogene-stoffen-en-dan-de-pyrazoolcasus\/\">\u2018<\/a><\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW259837128 BCX8\">pyrazool<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">-incident\u2019 uit 2015 als\u00a0<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">uitstekend voorbeeld<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">d<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">at<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0de meerwaarde van de geharmoniseerde\u00a0<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">analysemethode<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0aantoont<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">.<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW259837128 BCX8\">Pyrazool<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0is een chemische stof die bijvoorbeeld wordt gebruikt bij de productie van bestrijdingsmiddelen.<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0\u201cEerst werd de stof in grote hoeveelheden in de Maas aangetroffen\u201d, vertelt\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW259837128 BCX8\">Emke<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">.<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0\u201c<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">Na optimaliseren van de HPLC-UV koppeling met\u00a0<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">m<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">assaspectrometrie<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0zagen we\u00a0<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">de\u00a0<\/span><span class=\"NormalTextRun ContextualSpellingAndGrammarErrorV2Themed SCXW259837128 BCX8\">verbinding\u00a0<\/span><span class=\"NormalTextRun ContextualSpellingAndGrammarErrorV2Themed SCXW259837128 BCX8\">\u00a0ineens<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0ook in de Rijn<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">.\u00a0<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">In heel Europa gingen de<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0alarmbellen af.<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u201d<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">Al vrij snel werd de bron van de lozing gevonden<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">. Wat in de Maas was\u00a0<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">gebeurd, bleek een incident.<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">Maar in de Rijn blijkt\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW259837128 BCX8\">pyrazool<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0continu in lage hoeveelheden zichtbaar. \u201cWe hadden\u00a0<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">het<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0incident nodig om\u00a0<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">deze stof<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0op te merken\u201d, zegt Stroomberg<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">. \u201c<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">Nu staat het bij ons op het netvlies.\u00a0<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">Terwijl in de Maas werd gezocht naar een oplossing om toekomstige incidenten tegen te gaan, werd de<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0opgedane<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0kennis gedeeld met de Duitse zijde.<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">Als ergens<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0zoals in dit geval<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0sprake is van een innamestop<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">, melden wij<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0dit<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0als RIWA Rijn aan de Internationale Rijncommissie<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">. De Duitse collega\u2019s van RWS \u2013 in <a href=\"https:\/\/www.lanuk.nrw.de\/\">Noordrijn-Westfalen is dat LANUK<\/a>\u00a0<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u2013<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">gaan dan bovenstrooms aanvullend screenen.\u00a0<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">D<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">e impact van dit werk gaat dus veel verder dan\u00a0<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">het\u00a0<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">meten en identificeren van<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u00a0stoffen<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">.<\/span><span class=\"NormalTextRun SCXW259837128 BCX8\">\u201d<\/span><\/span><span class=\"EOP SCXW259837128 BCX8\" data-ccp-props=\"{&quot;201341983&quot;:2,&quot;335559740&quot;:255}\">\u00a0<\/span><\/p>\n<h2>Aanvulling op regulier monitoringsprogramma<\/h2>\n<p><span class=\"TextRun SCXW189531134 BCX8\" lang=\"NL-NL\" xml:lang=\"NL-NL\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW189531134 BCX8\">H<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">et HPLC-UV screeningsproject\u00a0<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">is een waardevolle aanvulling op het reguliere monitoringsprogramma van RIWA Rijn, vertelt Stroomberg. \u201c<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">E<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">lke vier weken<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">\u00a0meten wij<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">\u00a0een uitgebreid palet aan stoffen.<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">\u00a0Hiermee<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">\u00a0leggen we bijvoorbeeld\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW189531134 BCX8\">langetermijntrends<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">\u00a0vast<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">. M<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">aar<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">\u00a0wat in de tussenliggende periode gebeurt, blijft\u00a0<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">ongezien. Daarvoor zijn de continue metingen<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">\u00a0van de geharmoniseerde aanpak van<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">\u00a0groot<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">\u00a0belang. Ook<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">\u00a0kunnen aanvullend op<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">de HPLC-UV methode\u00a0<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">analyses\u00a0<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">met massa<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">spectrometrie worden gedaan.<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">Met de<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">ze techniek<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">achterhaal<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">\u00a0je<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">de moleculaire samenstelling van een stof<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">, wat zicht geeft op\u00a0<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">mogelijke<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">\u00a0risico<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">\u2019s ervan<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">.<\/span><span class=\"NormalTextRun SCXW189531134 BCX8\">\u201d\u00a0<\/span><\/span><span class=\"EOP SCXW189531134 BCX8\" data-ccp-props=\"{&quot;201341983&quot;:2,&quot;335559740&quot;:255}\">\u00a0<\/span><\/p>\n<h2>Waarom meer partners welkom zijn<\/h2>\n<p><span class=\"TextRun SCXW141371108 BCX8\" lang=\"NL-NL\" xml:lang=\"NL-NL\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW141371108 BCX8\">Momenteel werken\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">KWR,\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW141371108 BCX8\">Evides<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">, WML, Rijkswaterstaat en\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW141371108 BCX8\">Aqualab<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0Zuid\u202f<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">samen\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">in het HPLC-UV-screeningsproject<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">, maar Stroomberg\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">legt\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">uit waarom<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">meer<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">partners<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">welkom zijn<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">.<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u201c<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">Drinkwaterbedrijven zijn\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">opdrachtgever van\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">de<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0meetprogramma<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u2019<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">s<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0langs de\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">Nederlandse\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">grens. Het zou hen zeker iets extra\u2019s opleveren wanneer zij hun eigen monitoring<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0bij de innamepunten\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">hiermee<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0kunnen matchen.<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0Daarnaast zouden ook<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0de laboratoria van<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0waterschappen kunnen<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">meedoen<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">.<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0Behalve\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">de\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">wetenschap over<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0wat zij op het oppervlaktewater lozen, is de kwaliteit van dit water ook voor henzelf interessant. Want in tijden van droogte\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">nemen zij rivierwater in.<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u201d Ook denkt\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">Stroomberg dat de industrie zelf een potenti\u00eble kandidaat is om\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">aan te haken bij<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0de geharmoniseerde aanpak. \u201c<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">Met d<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">e HPLC-UV methode\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">maak je een concentraat van het<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0water waarin je meet.<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0Dan concentreer je de stoffen die erin zitten<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0omdat ze verder weg van de bron zijn verdund.<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">Maar er zijn ook\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">instrumenten<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0waarmee\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">je direct in het oppervlaktewater kunt meten. Zo\u2019n\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u2018<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW141371108 BCX8\">probe<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u2019 hang je dan in de buurt van een industri\u00eble lozer<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">. Hoe dichter bij de bron,\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">hoe groter de kans<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0dat je een stof opmerkt.<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u201d\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">Vooruitkijkend<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0naar de toekomst van de grensoverschrijdende waterkwaliteitsbewaking denkt Stroomberg\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">dat het interessant is\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">wanneer bij\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">industri\u00eble<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0lozingsvergunningen<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0een meetverplichting wordt opgelegd die eveneens bij de geharmoniseerde aanpak is aangesloten.<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0\u201c<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">Daar komen vast ook weer onbekende stoffen naar voren. Wanneer\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">hier<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0een identificatiestap<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0aan vastzit,\u00a0<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">kunnen we de database blijven vergroten.<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u00a0Naarmate die bibliotheek groeit<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">, nemen het nut en belang ervan toe.<\/span><span class=\"NormalTextRun SCXW141371108 BCX8\">\u201d<\/span><\/span><span class=\"EOP SCXW141371108 BCX8\" data-ccp-props=\"{&quot;201341983&quot;:2,&quot;335559740&quot;:255}\">\u00a0<\/span><\/p>\n<h2>Groter bereik, sneller stoffen identificeren<\/h2>\n<p><span class=\"TextRun SCXW23111956 BCX8\" lang=\"NL-NL\" xml:lang=\"NL-NL\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW23111956 BCX8\">Hoe dat zit met het nut en belang, licht\u00a0<\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW23111956 BCX8\">Emke<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">\u00a0verder toe. \u201c<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">We sturen\u00a0<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">de meetresultaten\u00a0<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">naar de<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">drinkwaterbedrijven<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">. Ook\u00a0<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">verzamelen we deze bij KWR op een centrale\u00a0<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">webapplicatie<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">. Voor alle deelnemers zijn zo alle meetgegevens inzichtelijk. Hierdoor kunnen trend<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">s<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">\u00a0beter in beeld worden gebracht en de data kan\u00a0<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">makkelijk\u00a0<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">op de gewenste manier worden geto<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">o<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">nd.\u00a0<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">KWR beheert ook\u00a0<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">de database met de UV-spectra. Via\u00a0<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">de\u00a0<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">webpagina kunnen gebruikers een verzoek indienen om een bepaalde verbinding aan de database<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">\u00a0toe te voegen. Als het aantal gebruikers zou toenemen, heb je een groter bereik en kunnen we de bibliotheek verder uitbreiden<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">\u00a0<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">en\u00a0<\/span><span class=\"NormalTextRun SCXW23111956 BCX8\">daarmee sneller stoffen identificeren.\u201d<\/span><\/span><span class=\"EOP SCXW23111956 BCX8\" data-ccp-props=\"{&quot;201341983&quot;:2,&quot;335559740&quot;:255}\">\u00a0<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Al vijftien jaar fungeert een early warning-systeem als poortwachter voor stoffen die ons land via de Rijn en Maas binnenkomen. Met een geharmoniseerde analysemethode en gedeelde software, vormen data van verschillende labs \u00e9\u00e9n taal. In gesprek met twee betrokken experts, ontdekken we hiervan de meerwaarde en waarom meer partners welkom zijn. <\/p>\n","protected":false},"author":76,"featured_media":84132,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","footnotes":""},"categories":[9],"tags":[1907,1914,1915,1916,1917],"class_list":["post-84186","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","tag-chemische-analyse-en","tag-hplc-uv-screening-en","tag-microverontreiniging-en","tag-oppervlaktewater-en","tag-waterkwaliteit-en"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>HPLC-UV-screening: vroegsignaleren organische microverontreiniging in Rijn en Maas - KWR<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.kwrwater.nl\/en\/actueel\/hplc-uv-screening-vroegsignaleren-organische-microverontreiniging-in-rijn-en-maas\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"HPLC-UV-screening: vroegsignaleren organische microverontreiniging in Rijn en Maas - KWR\" \/>\n<meta property=\"og:description\" content=\"Al vijftien jaar fungeert een early warning-systeem als poortwachter voor stoffen die ons land via de Rijn en Maas binnenkomen. 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