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Books Bücher 1 - 7 von 7 in ... determination of magnesia, as large variations could be obtained by exposing...
" ... determination of magnesia, as large variations could be obtained by exposing the crystalized double phosphate to varied conditions ; and yet this determination, properly executed, is one of the most accurate known in analysis. It is easily seen that... "
The Philippine Journal of Science - Seite 46
1907
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Legislative Documents, Band 2

Iowa. General Assembly - 1868
...accurate known in analysis. It is easily seen that the following elements will modify the result of the amount of volatile matter driven off from a sample of coal contained in a covered platinum crucible : weight of coal and of crucible; degree and duration of heat;...
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First and Second Annual Report of Progress by the State Geologist ..., Bände 1-2

Iowa Geological Survey - 1868 - 284 Seiten
...accurate known in analysis. It is easily seen that the following elements will modify the result of the amount of volatile matter driven off from a sample of coal contained in a covered platinum crucible : weight of coal and of crucible ; degree and duration of...
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Annual Report of Progress ... on the Geological Survey of the ..., Bände 1-2

Iowa State Geologist (1867-1870). - 1868
...accurate known in analysis. It is easily seen that the following elements will modify the result of the amount of volatile matter driven off from a sample of coal contained in a covered platinum crucible : weight of coal and of crucible ; degree and duration of...
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Select Methods in Chemical Analysis. (Chiefly Inorganic).

William Crookes - 1871 - 468 Seiten
...order to study its exact value. It is easily seen that the following elements will modify the result of the amount of volatile matter driven off from a sample of coal contained in a covered platinum crucible : — Weight of coal and of crucible ; degree and duration...
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Select Methods in Chemical Analysis: (chiefly Inorganic)

Sir William Crookes - 1886 - 725 Seiten
...order to study its exact value. It is easily seen that the following elements will modify the result of the amount of volatile matter driven off from a sample of coal contained in a covered platinum crucible : — Weight of coal and of crucible ; degree and duration...
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Report of the Philippine Commission to the Secretary of War ... 1900 ..., Teil 1

United States. Philippine Commission (1900-1916) - 1901
...combustible matter 32. 03 31.98 32.02 31.97 Fixed carbon 31.77 31.74 Ash 17. !)(; 18.04 100.00 100.00 There are a great many factors which influence the...trouble with duplicates in ordinary coal analysis, and 1 wish to show that in the analyses of Philippine coals this is true when the modification methods...
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Report of the United States Philippine Commission to the Secretary of War ...

United States. Philippine Commission (1900-1916), United States. Philippine Commission, 1900-1916 - 1909
...combustible matter 32.03 31.98 32.02 31.97 Fixed carbon 31.77 31.74 Ash 17. 9K 18.04 100.00 100.00 There are a great many factors which influence the...conceded that under uniform conditions the same operator Las little trouble with duplicates in ordinary coal analysis, and 1 wish to show that in the analyses...
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