Colorimetric Nitrate Soil Test Kit, 5/Pk

Get quick, reliable non-toxic results|Eliminates the use of cadmium, a known carcinogen|Sensitive and accurateno drift or inconsistency in testing results over time|Testing can be easily done in the field or laboratory|Enzyme-based nitrate test kits are environmentally friendly|Nitrate testing kits provide accurate and reliable results without the use of cadmium, a toxic heavy metal and known carcinogen. All kits use the naturally occurring enzyme called nitrate reductase which safely measures nitrate in any aqueous sample.
The laboratory nitrate analysis method has been validated and approved by ASTM International, USGS, and as an Alternate Test Procedure under the Safe Drinking Water Act with the US EPA.