ICP-MS Calibration Standard #3

Putrescine dihydrochloride, 1000mg

17ß(H),18 alpha(H)-28-Nor-spergulane, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no.

Tributyl phosphate, 10.0 µg/ml, Cyclohexane, 10m