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

Chlorpyrifos-d10 (O,O-diethyl-d10),100 µg/mL,isooctane,1mL,

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

7-Methylbenzo[a]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 63041-77-0