Heptachlor epoxide Back Catalog number: 79301 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50730 Anion Mix Price on request 66015 4,4’-Dichlorobiphenyl (15) Price on request L429-CS1,2,3,4,5 Individual Calibration Solutions , 1.0ml, isooctane Price on request