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 96926 IS/SS Volatile Standard Price on request 12109.15-250MG Piroxicam,neat,neat,250mg, Price on request 9321.14-K-ME Diclofenac-d4 (phenyl-d4), 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 153466-65-0 Price on request