Improve the accuracy of your fresh water testing results with our simple handheld colorimeter. Our high range nitrite colorimeter brings you more precise technology from your typical chemical test kit. Don't struggle to determine colors visually, our handheld colorimeter eliminates the hassle of matching to a color chart by providing a direct nitrite result digitally.

• Take our portable colorimeter wherever you go
• With one-button operation getting your nitrite result is simple.
• Don’t waste time deciding between colors, this colorimeter does the work for you.

*Products classified as Dangerous Goods can only be shipped via ground.