Water and Wastewater Testing Supplies

Buffer Solution for Nitrogen (Nitrate), Certified, LabChem™

Nessler Reagent, for Ammonia Nitrogen Determination, Ricca Chemical

Ammonia Nitrogen Determination

Synthetic Seawater, without Magnesium and Boron, Ricca Chemical

Suitable as EPA and ASTM Substitute Ocean water

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

Hardness Buffer, Reagents

Hardness Buffer, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Phosphate Buffer pH 6.2 to 6.5, For Chlorine, Chlorine Dioxide, Certified, LabChem™

Water Hardness Buffer, Odorless, Reagents

Water Hardness Buffer, Odorless, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Water Hardness Buffer with Magnesium EDTA, Reagents

Water Hardness Buffer with Magnesium EDTA, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Hardness Titrating Solution, 1 mL = 1 mg CaCO₃, Ricca Chemical

For Water Hardness Testing

Water Hardness Buffer Without Magnesium EDTA, Reagents

Water Hardness Buffer Without Magnesium EDTA, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Water Hardness Buffer, with Magnesium EDTA, Ricca Chemical

APHA/ASTM/EPA for water hardness testing.

Buffer Solution, for Water Hardness, ASTM Formulation, Ricca Chemical

For Water Hardness Testing

Phosphate Buffer Solution, for Chlorine Determination (DPD Methods), Ricca Chemical

For Chlorine Determination (DPD Methods)

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

For Biochemical Oxygen Demand (BOD) Testing

Thermo Scientific Chemicals Carbonate, 0.5M buffer soln., pH 9.6