1,2,3,5-Tetrachlorobenzene, 1000µg/mLin Isooctane, 1ml Back Catalog number: 3751.6-K-IO Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 1143.23-10MG n-Tricosane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 638-67-5 Price on request 91424 EPA Method 507 Analyte Mix #10 Price on request 66128 2,2’,3,3’,4,4’-Hexachlorobiphenyl (128) Price on request