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 673513 Chlorthion, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 70245 Pentafluorophenol Price on request 72059 Acenaphthylene-d8 Price on request