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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 50

[page]48[/page]

[table of 3 columns]
[column 1]
[?]
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
Crucible empty
" [ditto for Crucible] + Aluminum + ash
[?Alumina?]
Aluminium @ 52.74%
Amount in above.
Percent found.
[column 2]
III.
[?0.1081?0.1080?]
22.8869
[underlined][?22.?]7245[/underlined]
0.1624
0.1136
0.1078
104.99
[?]
0.0888
24.3109
[underlined][?24?].1424[/underlined]
0.1685
0.0887
0.0888
99.90%
[column 3]
IV.
0.1081
22.3264
[underlined][?22.?]1642[/underlined]
0.1622
0.1135
0.1078
[?104.70%?]
[?]
0.0888
25.2693
[underlined][?25?].1030[/underlined]
0.1663
0.0878
0.0888
98.88%
[/table]

The iron in IV showed traces of alumina.

Iron Average percent 106.20%
Iron Theoretical " [ditto for percent] 99.76%
Aluminum Average percent 99.88%
Aluminum Theoretical " [ditto for percent] 100.00%

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[page]48[/page] [table of 3 columns] [column 1] [?] 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 Crucible empty " [ditto for Crucible] + Aluminum + ash [?Alumina?] Aluminium @ 52.74% Amount in above. Percent found. [column 2] III. [?0.1081?0.1080?] 22.8869 [underlined][?22.?]7245[/underlined] 0.1624 0.1136 0.1078 104.99 [?] 0.0888 24.3109 [underlined][?24?].1424[/underlined] 0.1685 0.0887 0.0888 99.90% [column 3] IV. 0.1081 22.3264 [underlined][?22.?]1642[/underlined] 0.1622 0.1135 0.1078 [?104.70%?] [?] 0.0888 25.2693 [underlined][?25?].1030[/underlined] 0.1663 0.0878 0.0888 98.88% [/table] The iron in IV showed traces of alumina. Iron Average percent 106.20% Iron Theoretical " [ditto for percent] 99.76% Aluminum Average percent 99.88% Aluminum Theoretical " [ditto for percent] 100.00%