2,2',5,6'-Tetrabromobiphenyl, 1.2ml x 50ug/ml, nonane Back Catalog number: BB-53 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 673487 Bromophos-ethyl, 100 µg/ml, Ethyl acetate, 5ml Price on request 59516 Hexavalent Chromium (Cr 6+) Price on request 70061 Carbon tetrachloride, 1000µg/ml in MeOH, 1ml Price on request