MN NANOCOLOR® Tube Test 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. • 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 • Sea water suitability: yes