Mass-Labelled HCH Solution/Mixture, 2µg/ml in Nonane, 1,2ml Back Catalog number: MHCH-MXA Availability: In the manufacturer's stock Price on request - + Recommended 675604 1,2-Dichloroethane, 1ml Price on request 83540 Benzaldehyde-DNPH Price on request 675897 Naled, 250mg Price on request