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 91867 Aroclor 1232 Price on request 98653 PAH Standard (20 ppm) Price on request C13900000 Fonofos, 100mg Price on request