tau-Fluvalinate, 100 µg/ml, Acetonitrile, 5ml

Internal standard 3, 2000g/ml in MeOH, 1ml

Metformin hydrochloride, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 1115-70-4

2,4,5-T-methyl ester, 250mg