Heptachlor, 100 µg/ml, Ethyl acetate, 1ml Back Catalog number: 676691 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 8979.47-100-ME 3-Chloro-1,2-propandiol-dibehenate-d5, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request 3601.17-K-IO 4-Methylhexadecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 25117-26-4 Price on request 71216 Morpholine Price on request