Nitrite 30 Test Kit

Readable range 0 to 4.0 mg/L. This test kit comprises of 30 foil sealed tablets, crusher rod, square test tube with cap plastic acetate colour match chart with colour breaks at 0/0.1/0.25/0.5/1.0/2.0 and 4.0mg/L. Full instructions are included, along with water quality guidelines.