2,4,4',5-Tetrachlorobiphenyl (74) Back Catalog number: 66074 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10625.12-50-NN 2,3,7,8-Tetrachlorodibenzo-p-dioxin ,50 µg/mL,n-nonane,1mL, Price on request 51103 Diesel Fuel Diluent ASTM D-3524Mix #3 Price on request 70214 2-Methylnaphthalene Price on request