1,2,3,4-Tetramethylbenzene Back Catalog number: 70491 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 83576 Dalapon Price on request ACQ-WH02-030 Ethanol standard in whole blood,0.2g/L,whole blood, 3mL Price on request 11759.12-100-IO 2,2',3,3',4,6,6'-Heptachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request