Ethanol standard in water,0.2g/L,water, 3mL

Pyroxsulam, 100 ng/µl, 1ml

Theophylline, neat, Solvent-neat, Unit 500mg, # of units-1, Cas.no. 58-55-9

Norethindrone-2,2,4,6,6,10-d6, 2,5mg