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 X9181 1,4-Phenylenediamine Price on request 2536.13-100-ME (2RS)-2-[4-(2-Methylpropyl)phenyl]propan-1-ol, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 36039-36-8 Price on request 91289 n-Pentacosane Price on request