Tetrachloro-m-xylene Internal Standard Back Catalog number: 98096 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681567 n-Heptane, 5ml Price on request 1224.24-10MG Bis(2-ethylhexyl) phthalate, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 117-81-7 Price on request 94572 EPA Method 525.1 Standard Price on request