2,2',3,4,4',5-Hexachlorobiphenyl (137) Back Catalog number: 66137 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2038.12-50-T 2,8-Dichlorodibenzofuran, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 5409-83-6 Price on request 2802.20-100MG Norethandrolone, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 52-78-8 Price on request 51058 ASTM D-4815 Calibration Mix #1 Price on request