Heptachlor Back Catalog number: 96868 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended BCZ-136 1,3,6-Tribromo-9H-carbazole, 1.2ml x 50ug/ml, nonane Price on request 3658.6-1G 1,3-Dibromobenzene Price on request 97279 Aliphatic Internal Standard Price on request