cis-(13C10)Nonachlor, 1.2mL x 100ug/mL, nonane

Pyruvic aldehyde, 40% solution in water, neat, Solvent-neat, Unit 10mL, # of units-1, Cas.no. 78-98-8

2,2',3,3',4',5,6-Heptachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 52663-70-4

Metformin, 1000μg/ml in MeOH, 1ml