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 679892 o-Toluidine, 100 µg/ml, Acetonitrile, 1ml Price on request 673657 Pendimethalin, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 83546 2,5-Dimethylbenzaldehyde-DNPH Price on request