Atrazine-desisopropyl, 100µg/ml in Acetonitrile, 1ml

(+/-)Atenolol, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 29122-68-7

Metformin-d6-HCl, 100μg/ml in MeOH, 5ml

Benzo(b)fluoranthene, 100µg/ml in Acetonitrile, 1ml