1,2,3,6,7,8-Hexachlorodibenzo-p-dioxin Back Catalog number: 10627.12-50-T Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended H945928 7-Hydroxy Methotrexate-d3 Ammonium Salt, 1mg Price on request 2789.12-100-IO 4,4'-Thiodianiline, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 139-65-1 Price on request 66057 2,3,3',5-Tetrachlorobiphenyl Price on request