This standard was last reviewed and confirmed in 2018. Therefore this version remains current.
ISO 501:2012 specifies a method for determining the swelling properties of hard coal when heated in a covered crucible.
The "crucible swelling number" (CSN) is also known as the "free swelling index" (FSI).
Status: PublishedPublication date: 2012-09
Edition: 4Number of pages: 7
Technical Committee: ISO/TC 27/SC 5 Methods of analysis
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