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 50005 1-Chlorooctadecane Price on request SCP150-400-019 CONOSTAN Sulfur in mineral oil, 500ppm, 100g Price on request 57834 Selenium (Se) Price on request