BTEX Standard Back Catalog number: 98418 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2496.14-100MG Di-n-heptyltin dichloride, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 74340-12-8 Price on request S-4590-2-IOX10 Dioxin-like PCBs,WHO + ISO/DIS 17858 Chiron No. Compound PCB No. 2006.12 3,3´4,4´-Tetrachlorobiphenyl PCB-77 2007.12 3,4,4´,5-Tetrachlorobiphenyl PCB-81 2008.12 2,3,3´,4,4´-Pentachlorobiphenyl PCB-105 2009.12 2,3,4,4´, Price on request DF-IS-B Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request