| | |   Medical Alum. This antique paper jar of alum was sold for medicinal purposes.  Alum (potassium aluminum sulfate) is used in medicine for its drying properties and to stop bleeding.
 Source: suesmccoy
 Contributor: Theodore Gray
 Acquired: 10 March, 2007
 Text Updated: 11 March, 2007
 Price: $10
 Size: 2.5"
 Purity: 7.4%
 Sample Group: Medical
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