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2Â¥: Originally posted by ΨÒÔ²»ÓÀÉË at 2016-02-15 18:50:38
²Î¿¼ÎÄÏ×£ºW. L. F. Armarego and C. L. L. Chai, Purification of laboratory chemicals, Butterworth Heinemann, 2009. P446

Aluminium chloride (anhydrous)   
M 133.3, m 192.6o, d 17 4 2.465.
Sublim ...

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²Î¿¼ÎÄÏ×£ºW. L. F. Armarego and C. L. L. Chai, Purification of laboratory chemicals, Butterworth Heinemann, 2009. P446

Aluminium chloride (anhydrous)  [7446-70-0]
M 133.3, m 192.6o, d 17 4 2.465.
Sublime it several times in an all-glass system under nitrogen at 30-50mm pressure. It has also been sublimed in a stream of dry HCl and has been subjected to a preliminary sublimation through a section of granular aluminium metal [for manipulative details see Jensen J Am Chem Soc 79 1226 1957]. It fumes in moist air.
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