2,3',4,6-Tetrachlorobiphenyl Back Catalog number: 10683.12-100-IO Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended C641500 Colistin Sulfate, 1g Price on request 93506 BHA & BHT Mix #2 Price on request 3442.7-100-AN Methacrifos Price on request