Dibenzo-p-dioxin,50 µg/mL,n-nonane,1mL, Back Catalog number: 2029.12-50-NN Manufacturer: CHIRON AS Availability: In the manufacturer's stock Price on request - + Recommended 72058 Biphenyl-d10 Price on request 3380.19-100 Diflufenican, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 83164-33-4 Price on request 63054 2,2’,6,6’-Tetrachlorobiphenyl (54) Price on request