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1,212 results
  1. NLM Digital Collections - A dictionary of arts and sciences (Volume 2) 
    Publication: Philadelphia : Published by Isaac Peirce ..., 1815-1816
    ... saclactic acid, and traces of phosphoric acid and silica. But all these ingredients are not essential to ... is composed of 58.25 alumina 38.00 silica 3.75 a trace of iron, and loss. ...
  2. ... they are combined with oxide of iron and silica. They are separated by means of their copper ... the ashes of wheat, we find abundance of silica, phosphoric acid, magne- sia, lime, and potash. If ...
  3. NLM Digital Collections - Human physiology (Volume 1) 
    Publication: Philadelphia : Lea and Blanchard, 1850
    ... phosphate of lime 136*509 grains; and of silica 219*548 grains; in the whole 356*057 ... lime; and she passed 185*266 grains of silica. The fixed parts, thrown out of the system ...
  4. ... of sodium 1G.0G grains. Lime a trace. Silica. . not estimated. Entire solid contents 55.11 grains. ... grains 398 Chloride of sodium, grains 1.000 Silica, grains 021 Bromine a trace. 7.153 Although ...
  5. ... these tests, is to show the absence of silica and other substances insoluble in dilute hydrochloric acid, ... earthy salts, nor sulphates, nor chlorides : traces of silica, however, adhere to it with great obstinacy. Where ...
  6. ... slaty fracture, sectile and rather soft, containing charcoal silica, alumina, oxyde of iron, sulphur, sulphates of lime, ... usually con- tain fully half their weight of silica, and fre- quently other earths. To obtain pure ...
  7. ... earthen crucible, by combining with some of the silica of Avhich it forms a species of glass, ... protoxide of antimony, with a variable proportion ojf silica, sometimes amounting to 10 per cent., and one ...
  8. ... 6. Starch cells. Sulphuric acid Oxide of iron. Silica or sand. Soda Lime......... .........................33 ...........................79 ......................... 3.35 ......................... ... 393, 396, 751, 8''7 ; see Ointment. Sand [ = silica, or quartz, &c, in grains] in wheat, 653, ...
  9. NLM Digital Collections - The London medical dictionary: including, under distinct heads, every branch of medicine, viz.... 
    Publication: Philadelphia : Published by Mitchell, Ames, and White ; William Brown, printer, 1819
    ... others are the yttria, glucina, zircona, agustina, and silica. These are ar- ranged nearly in the order ... quiring any taste, and its salts are tasteless. Silica is well knoAvn by its common appellation, flint. ...
  10. NLM Digital Collections - Dental metallurgy : a manual for the use of dental students 
    Publication: Philadelphia : S.S. White Dental Mfg. Co., 1882
    ... crucibles are made of clay with admixture of silica, burnt clay, graphite, or other infusible material. For ... the moisture furnished by the Avood and the silica of the brick-dust the sodic chlo- * Iron ...
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