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 RTC-CRM846 Loamy Sand 1 - Pesticides, 50g Price on request 96528 Nordiazepam Price on request 71193 2,5-Dinitrophenol Price on request