1,3,4,9-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Back Catalog number: DF-1349-S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 2196.11-100-ME 1-Methyl-5-nitronaphthalene, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 91137-27-8 Price on request DF-0-S Dibenzofuran, 1.2ml x 50ug/ml, toluene Price on request 9353.10-100MG (S)-(-)-Cotinine, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 486-56-6 Price on request