1,2,3,4-Tetramethylbenzene Back Catalog number: 70491 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10017A CLP Semi-Volatiles - PAH Standard Price on request BB-209 Decabromobiphenyl, 1.2ml x 50ug/ml, nonane Price on request 79290 4,4’-DDD Price on request