Recent Web Additions

Sodium Phenate Solution, for Nitrogen (Ammonia), Nitrogen (Organic)

Silver Nitrate, 0.0141N (0.0141M), for Chloride, (1mL = 0.5mg Cl_)

Sulfanilamide/N-(Naphthyl) Reagent, for Nitrogen (Nitrate/Nitrite)

Thymolphthalein, 0.05% in Ethanol, pH 9.3 - 10.5 Colorless to Blue

Sodium Hydroxide-Sodium Thiosulfate, for Nitrogen (Organic)

Potassium Iodide, 0.5% w/v, for Chlorine, Chlorine Dioxide

Turbidity Stock Solution II, Hexamethylene Tetramine, 10%

Potassium Permanganate, 5% w/v, for Mercury, Metals

Sodium Chloride - Hydroxylamine Sulfate, for Metals

Vanadomolybdate Solution, in Dilute Perchloric Acid

Potassium Persulfate, 5% w/v, for Mercury, Metals

Silver Nitrate, 0.171N (0.171M) (1mL = 10mg NaCl)

Sodium Cyanide, 2.5% w/v, for Calcium, Magnesium

Sodium Hydroxide, 40% w/w, for Kjeldahl Nitrogen

Potassium Dichromate, 0.025N (0.0042M), for COD

Potassium Hydroxide, 0.5N (0.5M) in Isopropanol