Heptachlor Back Catalog number: X9111 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678304 Acetonitrile, 5ml Price on request 10140.18-10MG Estrone-2,4,16,16-d4, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 53866-34-5 Price on request 1798.20-1G Di-n-decyldisulfide, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 10496-18-1 Price on request