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

Fenthion-d6 (O,O-dimethyl-d6), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1189662-83-6

4-Chlorophenoxyacetic acid, 250mg

Atenolol