![](http://www.alamy.com/thumbs/6/AD35D1DE-1AF5-4996-9011-8024AB9ECAB8/2JATR9B.jpg)
Sample from polluted stream water in a cuvette
Sample from polluted stream water in a cuvette. Phosphate LR reagent containing potassium disulfate has been added.
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Photo credit: © ***DEPENDS ON PIC***/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: -, analysis, check, checker, citizen, colorimeter, colourimeter, environment, hanna, monitor, phosphate, pollute, pollution, potassium, reagent, river, sample, stream, sulfate