EPA Method 601 Purgeables Mix #2

3,3',4,5'-Tetrabromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

β-1,2,5,6,9,10-Hexabromocyclododecane, 50µg/ml in Toluene, 1,2ml

Fluoranthene