Heptachlor Back Catalog number: X9111 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 64688 Chlorpyrifos, 100µg/mL in MeOH, 1ml Price on request 685597 Boldenone undecylenate, 100mg Price on request 72068 Dibenzothiophene-d8 Price on request