PAH Standard, 2000µg/ml in MethyleneChloride, 1ml

Ecgonine methyl ester

N-Methyl-N'-nitro-N-nitrosoguanidine (wetted with ca. 50% water), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 70-25-7

(±)-Nicotine-2,4,5,6-d4 (pyridine-d4),100 µg/mL,acetonitrile,1mL,