Benzo[a]pyrene,400µg/mL,cyclohexane,0.5mL, Back Catalog number: 0239.20-400-05CY Manufacturer: CHIRON AS Availability: In the manufacturer's stock Price on request - + Recommended 679523 13C6-Sulfachloropyridazine, 10mg Price on request 2012.12-100-DS 3,3',4,4',5-Pentachlorobiphenyl, 100 µg/mL, Solvent-dimethylsulfoxide, Unit 1mL, # of units-1, Cas.no. 57465-28-8 Price on request 2115.23-100MG 6-n-Dodecylnaphthalene-2-carboxylic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 871325-01-8 Price on request