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 53315 GFAA Initial Calibration Verification Price on request 9758.20-100MG Iso-pentyl benzyl phthalate (3-Methylbutyl benzyl phthalate), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 72170-46-8 Price on request 1887.20-K-IO Ethyltriphenyltin, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 5424-25-9 Price on request