EPA Method 551Mix “A”

Ioxynil, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1689-83-4

Diltiazem-d3 hydrochloride (acetoxy-d3),neat,neat,10mg

Retrorcine, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 480-54-6