Salicylaldehyde, 1ml

Cinidon-ethyl, 100 µg/ml, Acetonitrile, 5ml

3-Methoxynaltrexone hydrochloride, neat, Solvent-neat, Unit 20mg, # of units-1, Cas.no. 515836-11-0

EPA Method 551 - Analytes Mix “B”, 2000µg/ml in MTBE, 1ml