Atrazine, 100µg/mL in Acetonitrile, 1ml

Phenol, 1000µg/ml in MeOH, 1ml

Dimethyl phthalate-3,4,5,6-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 93951-89-4

Cefazolin sodium salt, 100mg