2,2',3,4',5,6,6'-Heptachlorobiphenyl (188) Back Catalog number: 63188 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 56851 Antimony (Sb) Price on request 93878 Agent Breakdown Sub-Mix #2 Price on request 2615.34-200-T Isoviolanthrone, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 128-64-3 Price on request