EPA Method 8330 Analyte

Endosulfan I

2,4',5-Trichlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 16606-02-3

Trimethyl phosphate, 1000µg/ml in MeOH, 1ml