2,3,3',4,4',5,5'-Heptachlorobiphenyl, 5mg Back Catalog number: C-189N Availability: In the manufacturer's stock Price on request - + Recommended 679265 Methylparaben, 100mg Price on request 79597 Phenanthrene-d10 Price on request 675774 2-Chloroaniline, 500mg Price on request