alpha alpha alpha (20R)-Cholestane, 100µg/mLin Isooctane, 1ml

Isooctane, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 540-84-1

2,2',3,4',5,5',6-Heptachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 52663-68-0

Phorate, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 298-02-2