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 679464 Atrazine, 100 µg/ml, Methanol, 1ml Price on request 3270.19-K-IO Methyl 11-trans-octadecenoate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6198-58-9 Price on request 58128 Nickel (Ni) Price on request