MN NANOCOLOR® Tube Test Ammonium 200

Photometric determination of Ammonium. • Photometric determination as indophenol • At a pH value of about 12.6 ammonium reacts with hypochlorite and salicylate in the presence of sodium nitroprussiate as catalyst to form a blue indophenol. • Type: tube test 0-06. • Range: 30 - 160 mg/l NH4-N; 40 - 200 mg/l NH4+. • Sufficient for: 20 determinations. • Sea water suitability: yes.