2,2',4,5-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL,

cis-Nonachlor, 100 µg/ml, Cyclohexane, 1ml

Organic Acid Standard

18 alpha(H)-22,29,30-Trisnorneohopane, neat, Solvent-neat, Unit ca. 1µg, # of units-1, Cas.no. 55199-72-9