Application of dyestuffs to textiles, paper, leather and other materials (1920)
Matthews, J. Merritt (Joseph Merritt), 1874-1931 · New York, Wiley · leaf 143
s * and allowed tostand exposed to the air and light for one to three hours, dependingon the degree of bleaching desired. In this continuous process of treat-ment the strength of bleaching powder f solution is generally about2| to 4° Tw. After the goods have whitened up to the proper pointthej^ are… … Fig. 97.—Five-Burner Gas Singe, Tulpin Style. (H. W. Butterworth & Sons Co.) tank containing a solution of anti-chlor. The amount of this chemicalrequired will depend of course on the strength of the chemic originallyemployed, but usually from 3 to 5 per cent of the weight of the goodswill be…
Dyes and dyeing · Textile fabrics
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