Heptachlor-exo-epoxide (cis-, isomer B), certified, 10mg Back Catalog number: C14101000 Availability: In the manufacturer's stock Price on request - + Recommended 2578.28-5UG Diindeno[4,3,2,1-cdef;1',2',3'-hi]chrysene, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. 169331-76-4 Price on request 675790 4-n-Octylphenol-di-ethoxylate, 10.0 µg/ml, Aceton Price on request 73380 1,4-Butanediol Price on request