Nitrite High Range Specification.....

Range: 0 to 150 mg/L
Resolution: 1 mg/L
Accuracy: ±4 mg/L ±4% of reading
Typical EMC Eviation: ±1 mg/L
Light Source: Tungsten lamp with narrow band interference filter @ 575 nm
Method: Adaptation of the Ferrous Sulfate method. The reaction between nitrite and the reagent causes a greenish-brown tint in the sample.