Malathion, 100 µg/ml, Ethyl acetate, 5ml

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

Benz[a]anthracene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 1718-53-2

2-Butoxyethyl acetate