title: [Hygienic evaluation of the ability of certain materials to be washed clean of benzidine sulfate].
mesh_terms: D001713:Biphenyl Compounds / Q000138:chemical synthesis*; D009787:Occupational Medicine; D013431:Sulfates / Q000138:chemical synthesis
chemical_list: D001713:Biphenyl Compounds; D013431:Sulfates
vernacular_title: Gigienicheskaia otsenka otmyvaemosti nekotorykh materialov ot benzidin-sul'fata.