2,3,4,4'-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL,

Stigmasterol, 100µg/mL, Solvent-n-hexane, Unit 1mL, # of units-5, Cas.no. 83-48-7

Carbazole-d8, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 97960-57-1

Acetochlor-d11 (2-ethyl-6-methylphenyl-d11)