NANOCOLOR® Nitrite 4

Photometric determination of Nitrite
Photometric determination with sulphanilamide and N-(1-naphthyl)-ethylene diamine.
Nitrite reacts with sulphanilamide and N-(1-naphthyl)-ethylene diamine (lyophilised) to a red-violet azo dye.

Data and ordering information
REF 985 069
Type tube test 0-69
Range 0.1 – 4.0 mg/L NO2-N
0.3 – 13.0 mg/L NO2-
Sufficient for 20 determinations
Shelf life at least 1.5 years
Sea water suitability yes