CWA Total Organic Halides Back Catalog number: 55133 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11734.12-100-IO 2,2',3,3',4,6-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request 73690 Tridocosahexaenoin Price on request 94604 PCB Congeners Price on request