California Gas Additive Standard Back Catalog number: 98645 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 66166 2,3,4,4',5,6-Hexachlorobiphenyl (166) Price on request 1233.6-1ML 2,3-Dimethylbutane, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 79-29-8 Price on request 98974 Di-n-butyl sulfide as S Price on request