epsilon-HCH, 100µg/ml in Cyclohexane, 1ml Back Catalog number: 15900-2684-100CY1 Manufacturer: NEOCHEMA Availability: In the manufacturer's stock Price on request - + Recommended EPA-23IS Internal Standard Solution, 1.2ml, nonane Price on request 2893.18-K-IO Di-n-pentyl phthalate-3,4,5,6-d4, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 358730-89-9 Price on request 32581 Trichlorofluoromethane Price on request