Custom Standard Back Catalog number: 50308 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended EPA-1240 1,3,5-Trichlorobenzene 1000µg/mL in Hexane, 1ml Price on request 71773A 3,4-Dinitrotoluene Price on request 678136 N,N-Dimethylaniline, 250mg Price on request