Acetochlor D11, 100µg/ml in Acetone, 1ml

Perfluorooctanesulfonyl fluoride, 100mg

d4 C29 alpha alpha alpha (20R)-Ethylcholestane, 10µg/mL in Isooctane, 1ml

2,3,3',4'-Tetrachlorobiphenyl (56)