EPA Method 525 - Perchlorinates

Ethyl-ß-D-6-glucuronide, 1000µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 17685-04-0

Sulfamethazine, 100μg/mL in Acetonitrile, 1ml

Pyrazophos, 100 µg/ml, Ethyl acetate, 5ml