ICP MS Tuning Solution #4

d4 C28 alpha alpha alpha (20R)/C29 alpha alpha alpha (20R)-Methyl/Ethylcholestane, 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

3-Chlorothiophene in isooctane, Blank Units: 5x1mL ampoules

Bis(2-ethoxyethyl) phthalate, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 605-54-9