MN NANOCOLOR® Tube Test Nitrate 250

Photometric determination of nitrate. • Photometric determination with 2,6-dimethylphenol in sulphuric acid / phosphoric acid mixture. • In acidic solution nitrate ions react with 2,6- dimethylphenol to form 4-nitro-2,6-dimethylphenol, which can be evaluated photometrically. • Type: tube test 0-66 • Range 4 - 60 mg/l NO3-N; 20 - 250 mg/l NO3- • Sufficient for 20 determinations • Sea water suitability no