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Range: 250-2500 ppm as NaNO2
Perform a titration ANYWHERE
Sold in each
MDL: 250 ppm. Method: Ceric Sulfate Titrant with Ferroin Indicator. Increments: 250, 275, 300, 325, 350, 375, 400, 450, 500, 625, 750, 875, 1000, 1250, 1750, 2500 ppm. Kit comes in a cardboard box and contains everything needed to perform 30 tests: thirty ampoules with valve assemblies, titrettor, 25 mL sample cup, and instructions. Features of Titrets Technology. Dependable, sealed single-use titrants. Fast, easy procedure -- no need to count drops. No burettes or other equipment necessary.