Multi-Element Internal Standard /

Paroxetine hydrochloride hemihydrate, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 61869-08-7

2,2',4,5'-Tetrabromodiphenyl ether, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 243982-82-3

4-Fluorobiphenyl, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 324-74-3