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 72199 D-(+)-Malic acid Price on request 82708 Appendix IX Semi-Volatiles Mix #13 Price on request 2450.8-K-IP 5-Methyl-2-nitroanisole, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 38512-82-2 Price on request