Application of dyestuffs to textiles, paper, leather and other materials (1920)
Matthews, J. Merritt (Joseph Merritt), 1874-1931 · New York, Wiley · leaf 144
ution of sulphuric acid. A solution ofabout 1° Tw. is the customary strength. 3. Bleaching Powder and its Use.—Bleaching powder or chloride oflime is prepared by treating slaked lime with chlorine gas. Its chemical /OClformula is Ca<^ , or CaOCl2. It is commonly known as chemic \C1or bleach.… … ^,l,v...^^l..■^^v....l.,v^V..^^^■J:■^C^T^.V■^ Fig. 98.—Stirring Arrangement for Dissolving Bleaching Powder. (Zipser.) sisting for the most part of lime (CaO). The solution has a yellowishcolor and is the liquid employed for the preparation of the bleaching bath.A good quality of chloride of lime…
Dyes and dyeing · Textile fabrics
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