EPA Method 8260 - Surrogate Standard

Bis(2-ethylhexyl) isophthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 137-89-3

alpha alpha alpha (20R 24R)-24-Methylcholestane and alpha alpha alpha (24R 24R)-24-Ethylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 50897-35-3/62446-14-4

Triazamate, 10 µg/ml, Acetone, 10ml