Water Analysis a Practical Treatise On the Examination of Potable Water
The book Water Analysis a Practical Treatise On the Examination of Potable Water was written by author James Alfred Wanklyn Here you can read free online of Water Analysis a Practical Treatise On the Examination of Potable Water book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Water Analysis a Practical Treatise On the Examination of Potable Water a good or bad book?
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20 ? ite of soda . . 1. 21 I ide of sodium . . 2. 64 r 0. 37 J 30. 30 The analytical data are : From the insoluble solids : Silica . . . . 0. 75 grains per gallon. Alumina, &c. . . . 0. 22 CaOCO a .... 16. 30 and no magnesia. From the soluble solids : Silica and alumina . . 0. 28 grains per gallon. CaOC0 3 .... 3. 95 MgOC0 2 .... 1. 33 The alkalies specially determined, amounted to 3. 4 grains LONDON WATER. 151 per gallon of alkaline chlorides. Apparently a trace of potash was present. Sulphate...s = 3. 78 grains of S0 3 per gallon. Chlorides =1. 75 Cl. Alkalinity, expressed as carbonate of lime, and determined by means of cochineal =15. 5 grains of CaOC0 2 per gallon. The nitrates were not specially determined on this occa- sion, but they are pretty well known. Fortunately for London, the Kent Company is, in point of daily supply, the smallest of the eight "Water Companies from which London derives its supply of water. As has often been pointed out, filtration renders Thames water all that can be desired for the supply of the Metropolis but no filtration can remove the objectionably high amount of sulphates from the water of the Kent Company.
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