EPA Method 300.0 Anions, 1000µg/ml in Water, 100ml

7H-Perfluoroheptanal, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 647-44-9

g-1,2,3,4,5,6-Hexachlorocyclohexane, 1.2mL x 100ug/mL, nonane

6-Methylmercaptopurine, 250mg