CWA BTEX Back Catalog number: 38396 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0263.20-10-AN Benzo[b]fluoranthene, 10µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 205-99-2 Price on request 677602 Retinol, 50mg Price on request 675406 1,1,2-Trichloroethane, 1ml Price on request