. The coal tar colours of Farbwerke vorm. Meister Lucius & Brüning, Hoechst on Main, Germany and their application in wool dyeing . Alizarine Blue SRX paste. On a bichrome and tartarmordant in a bath correctedwith acetic acid; the gooilsarc entered at 70—85° 1.,the bath lieated slowly to140° I-., and kept at thistcmpcraline until almost ex-hausted, then heated to theboil, and kept boiling forI/j houi^i. Bisulphite compounds of the brands specifiedon the jirevious page, and equal to theseas regards their fastness properties. Owingto their solubility they are suitable for machinedyeing; largely
. The coal tar colours of Farbwerke vorm. Meister Lucius & Brüning, Hoechst on Main, Germany and their application in wool dyeing . Alizarine Blue SRX paste. On a bichrome and tartarmordant in a bath correctedwith acetic acid; the gooilsarc entered at 70—85° 1.,the bath lieated slowly to140° I-., and kept at thistcmpcraline until almost ex-hausted, then heated to theboil, and kept boiling forI/j houi^i. Bisulphite compounds of the brands specifiedon the jirevious page, and equal to theseas regards their fastness properties. Owingto their solubility they are suitable for machinedyeing; largely used on slubbing and piecfgoods. Similar brands are: Alizarine lilue SI) po-wder,„ SBM pastf,„ SR paste,„ SRW powder,„ SBR paste,,, „ S2R paste, „ „ SRX pouder, „ SBM powder,„ ,, SR powder, „ SBR powder. On a bichrome and tartaror bichrome, lactic acid andsulpluiric acid mordant, ina neutral bath; goods equa-lising with difficulty requirean addition of acetate ofammonia. The bath is grad-ually brought to the boil andboiled for I/j hours. Inorder to improve the fastnessto milling, 0,25—0,5°/o bi-chronie are finally
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