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  1. NLM Digital Collections - An introduction to practical chemistry : including analysis 
    Publication: Philadelphia : Blanchard and Lea, 1856
    resource.nlm.nih.gov/101501916
    ... hydrochlo- ric acid, it is decomposed, and the silica remains insoluble. Most of the sulphates, when heated ... insoluble in Water and Acids. Sulphate of baryta. Silica. Sulphate of strontia. Chloride of silver. Chloride of ...
  2. NLM Digital Collections - The principles of chemistry : illustrated by simple experiments 
    Publication: Cambridge [Mass.] : Bartlett, 1852
    resource.nlm.nih.gov/60740620R
    ... o J3 cd X >> O O M 55 Silica, Alumina, Limt ;, Salts, Humus, 613. Carbon, oxygen, hydrogen, ... a lime plant, and this again by a silica plant, &c. In this way, it is possible ...
  3. NLM Digital Collections - A systematic handbook of volumetric analysis, or, The quantitative estimation of chemical ... 
    Publication: Philadelphia : P. Blakiston's Son, 1902
    resource.nlm.nih.gov/101585507
    ... with nitric acid, and again drying to render silica insoluble; the residue is again treated with dilute ... filter off, wash, ignite, and weigh the separated silica. Iron.—To the filtrate from the estimation of ...
  4. 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
    resource.nlm.nih.gov/2566033RX1
    ... 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. ...
  5. NLM Digital Collections - The principles and practice of surgery 
    Publication: Philadelphia : Lea Bros. & Co., 1889
    resource.nlm.nih.gov/101598036
    ... Esmarch, Tholen, Willard Parker, and W. L. Atlee; silica has been recommended by Mr. Fawcett Battye ; and ... deposits. They are called by Poland pseudo-calculi. Silica is occasionally met with as a constituent of ...
  6. NLM Digital Collections - Health at home, or, Hall's family doctor : showing how to invigorate and preserve health, ... 
    Publication: Hartford, Conn. : Betts, 1874
    resource.nlm.nih.gov/63580050R
    ... 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, ...
  7. NLM Digital Collections - Dental metallurgy : a manual for the use of dental students 
    Publication: Philadelphia : S.S. White Dental Mfg. Co., 1882
    resource.nlm.nih.gov/67620400R
    ... 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 ...
  8. NLM Digital Collections - The book of the microscope 
    Publication: New York : D. Appleton and Company, 1923
    resource.nlm.nih.gov/04930230R
    ... rust. Minerals that are oxides are quartz, or silicon dioxide; hematite, or iron sesquioxide; cuprite, or cop- per ... Are.—When silicon3 and oxygen combine they form silicon dioxide, which is a nonmetallic compound, and, when this ...
  9. NLM Digital Collections - Encyclopaedia Americana: a popular dictionary of arts, sciences, literature, history, ... 
    Publication: Philadelphia : Carey & Lea, 1830-33
    resource.nlm.nih.gov/00110080RX9
    ... species has the following composition: Magnesia,..............50.6 Silica,................40.5 Oxide of iron,........... 8.9 Before ... 3. menilite, both analyzed by Klaproth, have yielded, Silica 1. 92.00 2. 90.00 3. 85. ...
  10. NLM Digital Collections - Monthly progress reports - Andrus - Smith 
    https://resource.nlm.nih.gov/101085500X267
    ... has been submitted, on certalin properties of hydrophobic silica aerogel, both in sowder form and in the ... cloth, coated and bonded together by layers of silica aerogel-rubber mixture, so that the cloth forms ...
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