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 Oxalate, 2% (w/v) (20 g/L), Ricca Chemical

For APHA/ASTM Testing

Potassium Permanganate, 4% (w/v), Ricca Chemical

APHA for Hexavalent Chromium Testing

Synthetic Fresh Water, Hard, Ricca Chemical

415 ppm TDS as Fresh Water Ions, 160 to 180 mg/L Hardness as CaCO3

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

For BOD Testing

Neocuproine Reagent, 0.1% (w/v) Methanolic, Ricca Chemical

APHA for Copper Testing

Silver Diethyldithiocarbamate, 0.3% (w/v) in Chloroform, Ricca Chemical

APHA for Arsenic Testing

Water Hardness Indicator, 1% Eriochrome Black T in 20% Triethanolamine/80% Isopropyl Alcohol, Ricca Chemical

For Water Hardness Titrations Testing

Synthetic Fresh Water, Soft, Ricca Chemical

104 ppm TDS as Fresh Water Ions, 40 to 48 mg/L Hardness as CaCO3

Sodium Chloride-Hydroxylamine Sulfate Solution, Ricca Chemical

For APHA/ASTM/EPA Testing