Application of dyestuffs to textiles, paper, leather and other materials (1920)
Matthews, J. Merritt (Joseph Merritt), 1874-1931 · New York, Wiley · leaf 707
gr. Theresidue of cotton is thorouglily washed first with dilute hydrochloric acid,and then with water, and then dried and weighed. This treatment dis-solves the silk wdthout materially affecting the cotton. The basic zincchloride solution is prepared as follows: 100 grams of zinc chloride and… … Fig. 300.—New Style Double-cutter Woolen vShear with Plain or List Saving Rests (Curtis & Marble.) 3. Analysis of Fabric Containing Wool and Silk.—A weighed portionof the sample is steeped for two minutes in concentrated h3^drochloric aci.lat 120° F. This will dissolve the silk without…
Dyes and dyeing · Textile fabrics
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