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The Analytical Separation of Iron and Aluminium by Henry Erdmann Radasch, 1897

The Analytical Separation of Iron and Aluminium by Henry Erdmann Radasch, 1897, Page 49

[page]47[/page]

potassium salts will appear with the ferric oxide. This may have been the cause of the increase of weight of the ferric oxide. The method does not require so very much time yet one's time is taken completely as the separation must be affected as quickly as possibly.

[table of 3 columns]
[column 1]
Results:--
Iron taken
Weight of crucible empty
" " " [ditto for Weight of crucible] + ferric oxide + ash.
Ferric oxide
Iron @ 70.01%
Amount in above.
Percent found.
[?]
Aluminium taken.
Weight of crucible empty
" " " [ditto for Weight of crucible] + aluminium oxide + ash.
Aluminum
Aluminium @ 52.94%
Amount in above
Percent found
[column 2]
I.
0.1081
24.9479
[underlined][?24?].7808[/underlined]
0.1661
0.1164
0.1078
107.68%
[?]
0.0888
24.3105
[underlined][?24?].1426[/underlined]
0.1678
0.0889
0.0888
100.00%
[column 3]
II.
0.1081
24.8532
[underlined]24.6888[/underlined]
0.1644
0.1150
0.1178
106.46%
[?]
0.0888
25.2688
[underlined]25.0997[/underlined]
0.1691
0.0895
0.0888
100.78%
[/table]

Aluminum of II had a faint red tinge.

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[page]47[/page] potassium salts will appear with the ferric oxide. This may have been the cause of the increase of weight of the ferric oxide. The method does not require so very much time yet one's time is taken completely as the separation must be affected as quickly as possibly. [table of 3 columns] [column 1] Results:-- Iron taken Weight of crucible empty " " " [ditto for Weight of crucible] + ferric oxide + ash. Ferric oxide Iron @ 70.01% Amount in above. Percent found. [?] Aluminium taken. Weight of crucible empty " " " [ditto for Weight of crucible] + aluminium oxide + ash. Aluminum Aluminium @ 52.94% Amount in above Percent found [column 2] I. 0.1081 24.9479 [underlined][?24?].7808[/underlined] 0.1661 0.1164 0.1078 107.68% [?] 0.0888 24.3105 [underlined][?24?].1426[/underlined] 0.1678 0.0889 0.0888 100.00% [column 3] II. 0.1081 24.8532 [underlined]24.6888[/underlined] 0.1644 0.1150 0.1178 106.46% [?] 0.0888 25.2688 [underlined]25.0997[/underlined] 0.1691 0.0895 0.0888 100.78% [/table] Aluminum of II had a faint red tinge.