epsilon-HCH, 10μg/ml in Acetonitrile, 1ml Back Catalog number: 15900-2684-10AN1 Manufacturer: NEOCHEMA Availability: In the manufacturer's stock Price on request - + Recommended 9944.28-50-IO C28 1-Methyl triaromatic sterane + C28 Triaromatic sterane (0856.28), 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 80382-31-6 Price on request PFRS-024S Tris(2-chloroethyl) phosphate, 100µg/ml in TO, 1ml Price on request 10019 CLP Semi-Volatile Internal Standard Price on request