EPA Method 1613 Native Stock Solution, 1.2ml, nonane

Bisphenol A, 100 µg/ml, Acetone, 1ml

2,3,4-Tribromophenol, 1.2ml x 100ug/ml, toluene

d4 C29 alpha alpha alpha (20R)-Ethylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no.