Anions Mix Back Catalog number: 50334 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0236.20-200-T Benzo[e]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 192-97-2 Price on request 676445 Toltrazuril, 100mg Price on request 674487 Chlorpyrifos, 10.0 µg/ml, Acetonitrile, 10ml Price on request