Hexadecane Extraction Volatiles - BTEX

2,2',3,4',6'-Pentachlorobiphenyl (= 2,2',3',4,6-),100 µg/mL,isooctane,1mL,

Chlorpyrifos-methyl, 100 µg/ml, Toluene, 1ml

Bromophos-ethyl, 100 µg/ml, Acetonitrile, 1ml