Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

1,848 results
  1. ... of sulphate of soda, and 0.0705 of silica. The temperature is 134° Fahrenheit. The factitious water ... iron and manganese, some traces of alumina and silica, gelatin, fat, and water. The uses of the ...
  2. NLM Digital Collections - The theory and practice of hygiene 
    Publication: Philadelphia : Blakiston, 1896
    ... the solvent action increased. (c) The presence of silica, according to Crookes, Odling, and Tidy, to the ... that act markedly on lead contain very little silica, the degree of their activity does not appear ...
  3. NLM Digital Collections - Chemistry in its application to agriculture and physiology 
    Publication: Philadelphia : James M. Campbell & Co., 1843
    ... adopted. It is not known in what form silica, man- ganese, and oxide of iron, are contained ... iron, manganese, phosphate of lime, iodides and bromides, silica, sulphuretted hy- drogen, and organic matter, together with ...
  4. ... of sulphate of soda, and 0.0705 of silica. The temperature is 46° R. (135.5 F.) ... iron and manganese, some traces of alumine and silica, gelatine, fat, and water. The uses of the ...
  5. ... of sulphate of soda, and 0.0705 of silica. The temperature is 134° Fahr. The factitious water ... iron and manganese, some traces of alumina and silica, gelatin, fat, and water. The uses of the ...
  6. ... Organic matter...................... 2.37 Residuary Carbon..................... 0.11 Silica............................... 0.27 Oxide of Iron........................ 0.13 Total ...
  7. ... as naph- tha. Manganese combines with carbon and silica, forming unimportant compounds. The manganates are very unstable, ... of Iron......................................... Sulphate of ... Organic Extractive Matters.................................... 39.60 14.32 9. ...
  8. NLM Digital Collections - The American eclectic dispensatory 
    Publication: Cincinnati : Moore, Wilstach, & Keys, 1854
    ... insoluble in alcohol, lime-salts, and traces of silica. The bitter and acid liquid is filtered, and ... with a small proportion of car- buret and silica. The charcoal is now thoroughly dried, at first ...
  9. ... potassa, insoluble salts with base of lime, some silica and oxide of iron. Water, alcohol, and vine- ... soda, 1.6; sulphate of soda, 0.99; silica, 2.26; alumine, 0.29. Spa artificial mineral ...
  10. ... potassa, sulphate of potash, muriates, arsenic, lime, and silica. The sulphate of potash is deter- mined by ... the lime by the oxalic acid test, the silica by its insolubility in water, and iron by ...
first · previous · 11 · 12 · 13 · 14 · 15 · 16 · 17 · 18 · 19 · 20 · next · last