EPA Method 525 - Fortification Solution

o-Phenylphenol, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 90-43-7

Perfluorocyclohexanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 374-88-9

Pregnanetriolone, 1mg