Benzene/n-Hexane Control Standard Benzene/n-Hexane = 1:2 (Neat 1mL) Back Catalog number: S-4013-1ML Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended L20950001AL PAH-Mix 1, -, 10ml Price on request 1348.20-100-TX10 Benzo[b]fluoranthene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 93951-98-5 Price on request S-13512A1-1ML Terbuthylazine, 100µg/ml in Acetonitrile, 1ml Price on request