A Manual of Dyeing: for the Use of Practical Dyers, Manufacturers, Students, And All Interested in the Art of Dyeing
The book A Manual of Dyeing: for the Use of Practical Dyers, Manufacturers, Students, And All Interested in the Art of Dyeing was written by author Rawson, Christopher Here you can read free online of A Manual of Dyeing: for the Use of Practical Dyers, Manufacturers, Students, And All Interested in the Art of Dyeing book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is A Manual of Dyeing: for the Use of Practical Dyers, Manufacturers, Students, And All Interested in the Art of Dyeing a good or bad book?
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450 c.c. water. Results. Tannic Acid Taken. Absorbed by Cotton. Left in Solution. Grm. Grm. Grm. 1 0-25 0663 0-1837 2 0-25 0-U513 01987 3 0-25 0-0-288 0-2212 4 0-25 0-0238 0-2262 Journ. Soc. Dyers and Col., 1892, p. 40. APPLICATION OF THE TANNINS. 187 EFFECT OF TIME. The cotton was entered boiling and allowed to cool as above, were again adlicied to, but the time was altered. Results. The original conditions Tannic Acid Taken. Absorbed by Cotton. Left in Solution. Time. Grm. Grm. Grm. 0-25 0128... 0-2372 30 min. 0-25 0-0168 0-2332 1 hr. 0-25 0-0490 0-2010 •2 hrs. 0-25 0-0572 0-1928 4 hrs. 0-25 0-0609 01891 6 hrs. The tannin is still being absorbed after six hours' immersion, and although the absorption is not in a direct ratio to the time of immersion, the limit has not been reached in six hours. CONSECUTIVE BATHS. 1. 5 grms. cotton were entered boiling and allowed to cool during H hours. 2. Same as No. 1. Wring out well, then enter a second 5 grms. at 100° and allow to cool again during li hours.
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