The level of dissolved oxygen in natural waters is often a direct indication of quality, since aquatic plants produce oxygen, while microorganisms generally consume it as they feed on pollutants. At low temperatures the solubility of oxygen is increased; during summer, saturation levels can be as…

USEPA-approved Mercury-free COD kits CHEMetrics’ leakproof reagent vials contain premeasured solutions of sulfuric acids and potassium dichromate. To perform the COD determination, the analyst simply removes the Teflon® lined screw cap from the vial, adds sample to the vial,…

Kit comes in a plastic case and contains everything needed to perform 30 tests (except distilled water): Refill, Low and High Range Comparators, dilutor snapper cup, micro test tube, and instructions. Range: 0-1000 & 1000-10,000 ppm MDL: 100 ppm Method: Direct Nesslerization …

Hydrogen peroxide is a strong oxidizing agent with a variety of uses. Applications include the treating of industrial effluents and domestic waste and serving as a disinfectant in aseptic packaging. For the food and beverage industry, CHEMetrics Hydrogen Peroxide CHEMets® and…

Phenol (hydroxybenzene) is the simplest of a group of similar organic chemicals, which includes cresols, xylenols, and catechols. Phenol itself is a common ingredient of disinfectants. In drinking water, low-level phenolic concentrations impart a foul taste and odor, especially upon chlorination.…

WARNING! This product can expose you to chemicals including ethylene glycol, which is known to the State of California to cause birth defects or other reproductive harm.  For more information go to www.P65Warnings.ca.gov . Shelf life = 8 months

Range: 250-2500 ppm as NaNO2 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…

WARNING! This product can expose you to chemicals including ethylene glycol, which is known to the State of California to cause birth defects or other reproductive harm.  For more information go to www.P65Warnings.ca.gov . Shelf life = 8 months

Because of its strong oxidizing properties, chlorine is an excellent biocide used to treat potable waters, municipal wastes, and swimming pools. When used to treat potable water, chlorine helps alleviate the adverse effects of iron, manganese, ammonia, and sulfide. The Maximum Residual Disinfectant…