Application of dyestuffs to textiles, paper, leather and other materials (1920)
Matthews, J. Merritt (Joseph Merritt), 1874-1931 · New York, Wiley · leaf 702
to the boiling point. Auramine furnishes a pale brown-ish yellow solution. 4. Reaction with Hydrochloric Acid.—Use an aqueous solution of thedyestuff containing 1 gram of dye per liter. To 5 cc. of this solution add5 cc. of a solution of hydrochloric acid (containing 100 cc. of the strong acidper… … Fig. 298.—Beetling Machine for Heavy Linens and Cottons. 5. Reaction with Nitric Acid.—To 5 cc. of the aqueous solution of thedyestuff add 5 cc. of a solution of nitric acid (containing 50 cc. of the strongacid per hter), and carry out the test as above. Auramine remains un-changed cold; boiling it…
Dyes and dyeing · Textile fabrics
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