Tri-p-tolyl phosphate, 1.2ml x 50ug/ml, toluene

Michigan GRO Standard

Arochlor 1221 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 11104-28-2

PSA-GCB-Mix for 2007.01 per AOAC