. The coal tar colours of Farbwerke vorm. Meister Lucius & Brüning, Hoechst on Main, Germany and their application in wool dyeing . With 10% Glaubers salt and 4°a sulphuric .icid, at the boil. Similar as regards fastness to Patent Blue \,it is very extensively used, on accountof its covering shade, as the best substitutefor the fugitive and dearer Indigo carmine,for ctmibination and fancy shades on /leee goods and yarn. For the same |)ur]Joses ser»e: Patent Blue J 1, J 2, J 3 A, JO and JOG. Cyanine 1j. With 10% Glaubers salt and 4 ,o sulphuric acid at the boil. Suitable for the same purposes a


. The coal tar colours of Farbwerke vorm. Meister Lucius & Brüning, Hoechst on Main, Germany and their application in wool dyeing . With 10% Glaubers salt and 4°a sulphuric .icid, at the boil. Similar as regards fastness to Patent Blue \,it is very extensively used, on accountof its covering shade, as the best substitutefor the fugitive and dearer Indigo carmine,for ctmibination and fancy shades on /leee goods and yarn. For the same |)ur]Joses ser»e: Patent Blue J 1, J 2, J 3 A, JO and JOG. Cyanine 1j. With 10% Glaubers salt and 4 ,o sulphuric acid at the boil. Suitable for the same purposes as the preced-ing colours; it is used for mixed andfancy shades, on account of its equalisingproperty and its good evening shade, in piea-dyeing also in rarn dyeing, upon weaving,knitting, and zephir yams. Dischargeablewith hydrosulphile. With 10% Gbubers saltand 4% sulphuric acid, at Ithe boil. I fast to alkalies, these coloursequalise well and are very to therefore, in acid wool dyeing wherevera high degree of fastness to light is essential;in yarn dyeing for embroider)-- and fanc)-yarns, especially for Girj)et yams; in pieredyeing chiefly for fancy shades fast to light,alkalies and perspiration, es|)ecially for ladiesdress gi>ods and mens suitings, in com-bination with Amidonaphtol Red or Chronw-Irope 2/i, 6 B, f<ir redtlening, and Flava-zine L or 3 GL for yellowing the shade. With 10% Glaubers salt and 4% sulphuric acid, at the boil. Like the preceding


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectdyesanddyeing, bookye