1,2,3,4-Tetachloronaphthalene Back Catalog number: 72710 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10615.29-50MG Mifepristone Price on request 23002 EPA Method 8260B Surrogate Standard Price on request 0014.16-5MG 1,6-Dinitropyrene, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 42397-64-8 Price on request