The dyeing of cotton and other vegetable fibres with the dyestuffs of Leopold Cassella & Co. Frankfort o. M (1902)
Leopold Cassella & Co · Frankfort o.M. : Leopold Cassella & Co. · leaf 131
nd protected from heat or sunlight. Basic dyestuffs may be added to the coupling bath for shadingpurposes; thus for instance: 0.2—0.3°/o New Methylene Blue forcoupled Blacks. When coupling dyeings of loose cotton it has proved advan-tageous to omit the additions of soda ash and acetate of soda… … Oxy Diamine Orange G
Dyes and dyeing
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