Water Quality Testing Kits

Silver Nitrate, 0.141 N, 1 mL = 5 mg Cl^-, Ricca Chemical

ASTM for Chloride Testing

Water Hardness Indicator, 0.5% (w/v) Eriochrome Black T in 2-Methoxyethanol, Ricca Chemical

APHA/EPA for Water Hardness Testing

Phosphate Buffer pH 7.0, For Chlorine, Chlorine Dioxide, Certified, LabChem™

Barium Diphenylaminesulfonate, 0.1% (w/v), Ricca Chemical

General Use Solution

Standard Hard Water, 100 ppm Hardness as CaCO₃, Ricca Chemical

LabChem, Inc. Ferrous Ammonium Sulfate Titrant, For Chlorine, Chlorine Dioxide (1mL = 0.1mg Cl), Certified, 0.00282N ±0.00010N (0.00282M), LabChem™

Potassium Bromide, 40 g + 100 mL Water, Ricca Chemical

APHA for Mercury Testing

Ricca Chemical Company Murexide, ACS Reagent Grade, Ricca Chemical

ACS Reagent Chemical

Ricca Chemical Company Diphenylcarbazone TS, 1% (w/v) Alcoholic Solution, Ricca Chemical

USP Formulation

Synthetic Seawater, without Magnesium and Boron, Ricca Chemical

Suitable as EPA and ASTM Substitute Ocean water

Phosphate Buffer, pH 7.2, for Biochemical Oxygen Demand (BOD), Ricca Chemical

For Biochemical Oxygen Demand (BOD) Testing

Ammonium Chloride, 1.15 g/L, pH 7.20, for BOD, Ricca Chemical

For BOD Testing

Potassium Iodate, 0.01587 N, 1 mL = 1 mg Na₂SO₃, Ricca Chemical

ASTM for Sulfite Testing

1-(2-Pyridylazo)-2-naphthol (PAN), ACS Reagent Grade, Ricca Chemical

Diphenylcarbazone-Bromophenol Blue Mixed Indicator, for Chloride Determination, Ricca Chemical

For Chloride Determination