 C. and weighed. The filtrate containing the bitumen is evaporated, the bituminous residue burned, and the weight of the ash thus obtained added to that of the residue in the two flasks and the crucible. The sum of these weights deducted from the weight...  Allen's Commercial organic analysis v. 3, 1910 - Seite 69von Alfred Henry Allen - 1910Vollansicht - Über dieses Buch
 | United States. Bureau of Public Roads - 1908 - 782 Seiten
...125° C. and weighed. The filtrate containing the bitumen is evaporated, the bituminous residue burned, and the weight of the ash thus obtained added to that of the residue in the two flasks and the crucible. The sum of these weights deducted from the weight of substance... | |
 | Prévost Hubbard - 1910 - 466 Seiten
...or until the washings are practically colorless. The filter and contents are then dried at 125° C., cooled and weighed. Should any residue remain in the...weight added to that of the residue in the crucible. Where great accuracy is .desired, die filtrate should be burned off and ignited to an ash and the weight... | |
 | Alfred Henry Allen - 1910 - 656 Seiten
...125° and weighed. The filtrate containing the bitumen is evaporated, the bituminous residue burnt, and the weight of the ash thus obtained added to that of the residue in the 2 flasks and the crucible. The sum of these weights deducted from the weight of the... | |
 | Prévost Hubbard - 1910 - 458 Seiten
...125°C. and weighed. The filtrate containing the bitumen is evaporated, the bituminous residue burned, and the weight of the ash thus obtained added to that of the residue in the two flasks and the crucible. The sum of these weights deducted from the weight of substance... | |
 | American Gas Institute - 1912 - 654 Seiten
...or until the washings are practically colorless. The filter and contents are then dried at 125° C., cooled and weighed. Should any residue remain in the...added to that of the residue in the crucible. The per cent, of insoluble residue determined as above, minus that of any ash which may be found by ignition... | |
 | American Gas Institute - 1912 - 654 Seiten
...and contents are then dried at 125° C., cooled and weighed. Should any residue remain in the rlask, it is also dried and weighed and this weight added to that of the residue in the crucible. The per cent. of insoluble residue determined as above, minus that of any ash which may be found by ignition... | |
 | Frederick Putnam Spalding - 1912 - 434 Seiten
...125° C. and weighed. The filtrate containing the bitumen is evaporated, the bituminous residue burned, and the weight of the ash thus obtained added to that of the residue in the two flasks and the crucible. The sum of these weights deducted from the weight of substance... | |
 | 1913 - 420 Seiten
...125° C. and weighed. The filtrate containing the bitumen is evaporated, the bituminous residue burned, and the weight of the ash thus obtained added to that of the residue in the two flasks and the crucible. The sum of these weights deducted from the weight of substance... | |
 | Association for Standardizing Paving Specifications - 1913 - 202 Seiten
...degrees C. and weighed. The filtrate containing the bitumen is evaporated, the bituminous residue burned, and the weight of the ash thus obtained added to that of the residue in the two flasks and the crucible. The sum of these weights deducted from the weight of substance... | |
 | Association for Standardizing Paving Specifications - 1913 - 202 Seiten
...degrees C. and weighed. The filtrate containing the bitumen is evaporated, the bituminous residue burned, and" the weight of the ash thus obtained added to that of the residue in the two flasks and the crucible. The sum of these weights deducted from the weight of substance... | |
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