Hexachloro-1,3-butadiene, 100µg/ml in Isooctane, 1ml Back Catalog number: 2027.4-100-IO Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 0371.21-200-T 7-Methylbenzo[a]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 63041-77-0 Price on request 1108.13-200-T 2-Nitrofluorene, 200ug/mL in Toluene, 1ml Price on request 91202 Pesticide Standard Price on request