Heptachlor epoxide Back Catalog number: 96869 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended D449668 5,6-Dihydrouridine, 5mg Price on request DF-IS-F40 Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 676985 Valproic acid, 100mg Price on request