Heptachlor Back Catalog number: X9111 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50182 Mix #1 Price on request 71575 4-Chloro-3-methylphenol-PFB derivative Price on request L17305000AL Terbuthylazine-2-hydroxy, 10 ng/µl, 10ml Price on request