Product ID: NTK-WLR or NTK-WSR
Easy to Use, Quick and Reliable Results, Non-Toxic
Obtain near lab-quality results within 30 minutes
Non-toxic kit contents ensure safety for humans and the environment
No laboratory experience or materials needed
Available in Standard Range (0.5 ppm - 10.0 ppm Nitrate-N) and Low Range (0.1 ppm - 2.0 ppm Nitrate-N)*
- For drinking water, well water, agricultural runoff, and other types of water, choose the standard range test kit
- For ambient, unimpaired environmental sources of water, choose the low range test kit
Available in kit sizes to measure nitrate content of 5, 10, 25, or 50 samples
*Nitrate is reported in different units depending on your field of use and where you live.
Use these colorimetric test kits to measure nitrate content in:
Well water, drinking water, agricultural water, pond water
Streams, lakes, rivers, oceans, wetlands, and other environmental watersheds
Wastewater, industrial manufacturing effluent, and more
Aquarium, Hydroponic, Aquaculture, Aquaponic water (please inquire if different range of nitrate detection is required other than what is offered)
Two Ways to Improve Your Nitrate Testing Experience
Check out our new handheld photometer which displays and tracks nitrate and phosphate results digitally on Android mobile devices. Obtain near lab-quality data without needing laboratory equipment or experience. Our Introductory Photometer Package is complete with the photometer, instructions, and a 10-sample test kit pack of your choice. Use your own Android mobile device, or add-on a control pad tablet for tracking, storage, and sharing of data.
Download the Free Nitrate Color Slider App
For a free interactive color-matching tool, use our free nitrate color slider app for easier visual analysis of colorimetric results. Instead of using the color chart provided in the instructions, simply match the color on the screen with the color of each sample for more precise numerical values. This app is available Online and in theGoogle Play store.
