Mixed Calibration Standard 3 Back Catalog number: 53337 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59934 ICP Mix Price on request 2012.12-5MG 3,3',4,4',5-Pentachlorobiphenyl, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 57465-28-8 Price on request 10633.12-50-T 1,2,3,4,7,8-Hexachlorodibenzofuran Price on request