1,2,4,5-Tetramethylbenzene Back Catalog number: 32891 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674921 D8-4,4'-DDT, 10mg Price on request 80614 Phthalate Esters Mix, 500ug/ml in Acetone, 1ml Price on request 9930.24-50UG 10:2 Di-PAPS-d4, neat, Solvent-neat, Unit ca. 50 µg, # of units-1, Cas.no. Price on request