Metformin Hydrochloride, 1g

2,2',3,3',6,6'-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL,

U{13C17}-Aflatoxin G1, 0.5µg/ml, Solvent-acetonitrile, Unit 1.2mL, # of units-1, Cas.no.

2,3,3',4,5'-Pentachloro-4'-methoxybiphenyl, 1.2ml x 50ug/ml, nonane