Tramadol-d6 hydrochloride, 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-5, Cas.no.

Aflatoxin G2, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 7241-98-7

n-Tetracontane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 4181-95-7

3,3',4,4',5,5'-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 32774-16-6