PCB Congeners & Hexachlorobenzene Mix #1 Back Catalog number: 95450 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended BDD-237 2,3,7-Tribromodibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene Price on request 10762.4-K-ME O,O-Diethylhydrogenphosphate, sodium salt Price on request 82457 USP Organic Volatile Impurities Mix (High Conc) Price on request