d4 C27 alpha alpha alpha (20R)-Cholestane

Sandaracopimaric acid, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 471-74-9

Diflufenican, 10 µg/ml, Ethyl acetate, 10ml

Custom PBDE Mixture, mono- to decabromo 50µg/mL each in toluene 8747.12: 3-Bromodiphenyl ether PBDE-2 8749.12: 3,4'-Dibromodiphenyl ether PBDE-13 1961.12: 2,4,4'-Tribromodiphenyl ether PBDE-28 1964.12: 2,3',4,4-Tetrabromodiphenyl ether PBDE-66 1966.