Hexadecane Extraction Volatiles - BTEX

2,2',4,4',5-Pentabromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

delta-HCH, 10.0 µg/ml, Ethyl acetate, 10ml

Pyrene, 100 µg/ml, Cyclohexane, 1ml