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Books Bücher 1 - 10 von 11 in C. for some hours to certainly expel all absorbed water, and weighed after prolonged...
" C. for some hours to certainly expel all absorbed water, and weighed after prolonged cooling in the desiccator. It is better to ascertain the weight of the dry rock after soaking in water than before, in order to avoid the error due to possible breaking... "
Bulletin - Seite 37
1907
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The Chemical News and Journal of Industrial Science; with which is ..., Band 83

1901
...1 10° C. for some hours to certainly expel all absorbed water, and weighed after prolonged cooling in the desiccator. It is better to ascertain the weight...and before weighing;* but the difference will only in exceptional cases affect the second decimal by more than a single unit. For instance, an undried...
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The Chemical News and Journal of Industrial Science; with which is ..., Band 78

1898
...at no°C. for some hours, to certainly expel all absorbed water, and weighed after prolonged couling in the desiccator. It is better to ascertain the weight...density of the rock in air-dry condition be required,* * In view of the uncertainty as to what conititutea hygroscopic water, thia course is perhaps more...
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Bulletin of the United States Geological Survey, Ausgaben 142-148

1896
...110° C. for some hours to certainly expel all absorbed water, and weighed after prolonged cooling in the desiccator. It is better to ascertain the weight...Should the density of the rock in air-dry condition be required,1 it may be left exposed to the air for a lengthy period after drying and before weighing;...
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Bulletin - United States Geological Survey, Ausgaben 142-149

Geological Survey (U.S.) - 1896
...110° C. for some hours to certainly expel all absorbed water, and weighed after prolonged cooling in the desiccator. It is better to ascertain the weight...order to avoid the error due to possible breaking oft' of a few grains between the two weighings. Should the density of the rock in air-dry condition...
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Analyses of Rocks, with a Chapter on Analytical Methods ..., Band 8,Ausgabe 148

Frank Wigglesworth Clarke, William Francis Hillebrand - 1897 - 306 Seiten
...110° C. for some hours to certainly expel all absorbed water, and weighed after prolonged cooling in the desiccator. It is better to ascertain the weight...Should the density of the rock in air-dry condition be required,1 it may be left exposed to the air for a lengthy period after drying and before weighing;...
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Survey of the Northwestern Boundary of the United States ..., Band 8,Ausgabe 174

Marcus Baker - 1900 - 78 Seiten
...110° C. for some hours to certainly expel all absorbed water, and weighed after prolonged cooling in the desiccator. It is better to ascertain the weight...the air for a long period after drying and before weighing;1 but the difference will only 4n view of the uncertainty as to what constitutes hygroscopic...
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The Areas of the United States, the States, and the Territories

Henry Gannett - 1906 - 9 Seiten
...at 110° for some hours to certainly expel all absorbed water, and weighed after prolonged cooling in the desiccator. It is better to ascertain the weight...the air for a long period after drying and before weighing;0 but the difference will only oln view of the uncertainty aa to what constitutes hygroscopic...
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The analysis of silicate ad carbonate rocks

William Francis Hillebrand - 1907 - 200 Seiten
...at 110° for some hours to certainly expel all absorbed water, and weighed after prolonged cooling in the desiccator. It is better to ascertain the weight...for a long period after drying and before weighing ; a but the difference will only a In view of the uncertainty as to what constitutes hygroscopic water...
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Results of Spirit Leveling in Illinois, 1896-1908, Inclusive

1910 - 74 Seiten
...water bath and then at 110° for some hours to certainly expel all absovbed after prolonged cooling in the desiccator. It is better to ascertain the weight...and before weighing;" but the difference will only in exceptional cases affect the second decimal by more than a single unit. For instance, an undried...
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The Analysis of Silicate and Carbonate Rocks: A Revision of Bulletin 305

William Francis Hillebrand - 1910 - 239 Seiten
...at 110° for some hours to certainly expel all absorbed water, and weighed after prolonged cooling in the desiccator. It is better to ascertain the weight...the air for a long period after drying and before weighing;0 but the difference will only in exceptional cases affect the second decimal by more than...
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