Quintiofos, 100 µg/ml, Ethyl acetate, 1ml

Musk Tibetene, 100 µg/ml, Cyclohexane, 1ml

cis-(13C10)Chlordane (a), 1.2mL x 100ug/mL, nonane

1,4,6,7-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane