2,2',3,3',4,5,6'-Heptachlorobiphenyl (174) Back Catalog number: 63174 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71507 2,3-Dimethylphenol Price on request 0155.14-100-IO 3,6-Dimethyldibenzothiophene/2,6-Dimethyldibenzothiophene (6:1), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 31613-04-4 Price on request 2050.15-100MG Tri-n-pentyltin chloride,neat,neat,100mg, Price on request