PCB Congeners & Hexachlorobenzene Mix #4 Back Catalog number: 95453 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 672954 Econazolnitrat, 100mg Price on request 679581 Acepromazine maleate, 10mg Price on request L-PFPES Sodium perfluoro-1-pentanesulfonate, 1.2ml x 50ug/ml, methanol Price on request