Isoprothiolane, 100 µg/ml, Acetonitrile, 5ml

3 alpha,17 alpha(H),21ß(H)-3-Methylhopane, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no.

Parathion-ethyl, 10.0 µg/ml, Ethyl acetate, 10ml

2,2',4,5,5'-Petanchlorobiphenyl-3',4',6'-d3