trans-4'-(3,4-Difluorophenyl)bicyclohexyl-4-one, >98%, 1g

Nonatriacontane (C39)

S-4331 B[a]P/HCB Internal Standard (solvent - Nonane) Product Concentration Hexachlorobenzene-13C6 10 µg/mL 1088,20 Benzo[a]pyrene-d12 100 µg/mL Solvents: n-Hexane

17 alpha(H),21ß(H)-Hopane, 100µg/mL in Isooctane, 1ml