Heptachlor-endo-epoxide (trans-, isomer A), 10µg/ml in CY, 10ml Back Catalog number: L14102000CY Availability: In the manufacturer's stock Price on request - + Recommended 10520.10-K-AN (±)-Nicotine-2,4,5,6-d4 (pyridine-d4),1000 µg/mL,acetonitrile,1mL, Price on request 94007 Semi-Volatile Standard Price on request 2398.8-K-IPX5 3,4-Dimethylphenol-2,5,6-d3-OD, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-5, Cas.no. 19031-58-4 Price on request