Method 1640Mix A

Phenylparaben, see "Parabens", 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 17696-62-7

GRO Standard

Clozapine-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 204395-52-8