PCB Congeners & Hexachlorobenzene Mix #4 Back Catalog number: 95453 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8889.14-K-IO Diethyl sebacate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 110-40-7 Price on request 678343 Chlorfenson, 100 µg/ml, Ethyl acetate, 5ml Price on request 93983 Dibromoacetic acid Price on request