ICP-MS Tuning Solution #1 EPA 200.8

Norcodeine hydrochloride, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 14648-14-7

Imidacloprid guanidine hydrochloride, 10 µg/ml, M

3-Perfluoropropyl propanoic acid (3:3), 1.2ml x 50ug/ml, methanol