EPA Method 1666 Standard #1

PCB No. 185, 100ug/ml in Isooctane, 1ml

rac-(1R,2R)-1,2-dibromo-(4S)-4-((1S)-1,2-dibromoethyl)cyclohexane, 1.2ml x 50ug/ml , toluene

Phosphatidylethanol,100 µg acid/mL,chloroform,1mL