ICP-MS Memory Check Solution B

Metformin hydrochloride, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 1115-70-4

Diquat dibromide monohydrate, 100 µg/ml, Water,

(3 alpha(H)+3bß(H)),17ß(H),21ß(H)-3-Hydroxyhopane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 28196-47-6/