EPA Method 525 - PCB Standard

Isazofos, 10.0 µg/ml, Ethyl acetate, 10ml

Carbendazim-d4 (benzimidazole-4,5,6,7-d4), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 291765-95-2

Extended Calibration/Low Level Solution ((CS1)/2) , 500uL, nonane