2,2',3,4',5,6,6'-Heptachlorobiphenyl (188) Back Catalog number: 66188 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 34061 1,1-Dichloropropanone-2 Price on request 10916.27-10MG (±)-Verapamil-d3 hydrochloride (N-methyl-d3) ,neat,neat,10mg Price on request 52302 ICP-MS Verification Kit Price on request