Ciprofloxacin-d8, 2,5mg

Metformin-d6 HCl, 1000µg/ml in MeOH, 1ml

3,4,4'-Trichlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 38444-90-5

Citrinin, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 518-75-2