pH 2.0 Standard @ 25°C

Metribuzin-desamino-desmethyl, 10mg

Monophenyltin trichloride, 1000µg/mL, Solvent-methanol, Unit 5mL, # of units-1, Cas.no. 1124-19-2

2,4-Diaminotoluene, 100 µg/ml, Acetonitrile, 5ml