Recent Web Additions

Phenolphthalein, 0.08% in Methanol, for Organic Acids

PAN Indicator, 0.3% in Ethanol

Oxalic Acid, 10% w/v, for Silica

Phosphate Buffer pH 4.1, for Cyanide

Hydrochloric Acid, 0.5165N (0.5165M)

Phenylarsine Oxide, 0.0375N (0.01875M), for BOD

Potassium Bisulfite

Conductivity Standard, 3000µmho/cm

Phenolphthalein, 0.5% In 50% Ethanol, pH 8.3 - 10.0 Colorless to Pink

Mercuric Nitrate, 0.1N (0.05M)

Phosphoric Acid-Sulfamic Acid Solution, for Chlorine

Potassium Biiodate, 0.0375N (0.00313M)

Potassium Chromate, ACS

Potassium Antimony Tartrate, ACS

Methyl Red, Sodium Salt, ACS

Methyl Orange, Sodium Salt, ACS Grade