Acids Standard Back Catalog number: 94196 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59333 ICP-MS Mix #2 Price on request 11790.12-50-NN 2,4,4'-Trichlorobiphenyl ether,50 µg/mL,n-nonane,1mL, Price on request 63056 2,3,3',4'-Tetrachlorobiphenyl (56) Price on request