Heptachlor-exo-epoxide (cis-, isomer B), certified, 10mg Back Catalog number: C14101000 Availability: In the manufacturer's stock Price on request - + Recommended 9366.20-100-IO Dicyclohexyl phthalate-3,4,5,6-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 358731-25-6 Price on request 94842 Acids Calibration Level 5 Price on request 684615 2-Butanone-2,4-DNPH, 100mg Price on request