UCMR4 - Method 525.3 - Surrogate Mix Back Catalog number: 98747 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 32901 1,2,3,4-Tetramethylbenzene Price on request X9159 Aroclor 1016 Price on request 95412 2,6-Dinitrotoluene Price on request