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Various other methods have been proposed for the reduction of nitro groups prior to digestion. These include the use of thiosalicylic acid, salicylic acid-sodium thiosulfate, sodium hydrosulfite-ethanolic hydrochloric acid and zinc dust-pyrogallic acid. [Pg.119]

See other pages where Acid Hydrochloric Pyrogallic is mentioned: [Pg.234] [Pg.241] [Pg.948] [Pg.948] [Pg.1002] [Pg.1007] [Pg.1007] [Pg.385]

See also in sourсe #XX -- [ Pg.185 ]

See also in sourсe #XX -- [ Pg.185 ]