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Use this kit to test for phosphates in water. A variety of visual kits are available using either the Stannous Chloride or Vanadomolybdophosphoric Acid method. Kits vary in Range (anywhere from 0-12,000 ppm) and MDL (anywhere from 0.05 ppm to 200 ppm). Each kit includes enough materials for 30 tests. Refills can be purchased.
Become a SciStarter Ambassador!
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Applications to join the final cohort in this inaugural class of SciStarter Ambassadors due May 2nd

Libraries and community organizations need your help to spark excitement for citizen science and keep the momentum going!

The SciStarter Ambassador Program offers FREE training to volunteers ready to make an impact in their communities.

Ready to make a difference? Complete your application by May 2nd to join the movement!