ICP Calibration Standard

Pirimiphos-ethyl, 100 µg/ml, Acetonitrile, 5ml

gamma-HCH (BHC), 100µg/mL, Solvent-dichloromethane, Unit 1ml, # of units-1, Cas.no. 58-89-9

2,3,3',4,5,5',6-Heptachlorobiphenyl ,100 µg/mL,isooctane,1mL,