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 77
Diaminogene extra pat. \°U 3°/„ … Normal, .i inili. ated opage 7. The fastness towashing equals thatof the Oxy Diamine Black A series. point ot> washing Oxy Diamine Black Agroup. The fastness to washing of pale shades is good. For dyeing deep shades direct, this dyestuff does not come into consideration. Diarainogen Dyeings.…
Dyes and dyeing
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