2,2',3,4',5',6-Hexachlorobiphenyl (149) Back Catalog number: 63149 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673067 Coumarin, 100mg Price on request 59627 pH 10.0 Standard @ 25°C Price on request 94458 Chlorinated Pesticide Mix #1 Price on request