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).
| CSA Group | |
|---|---|
| Product Category | Standards and Technical Documents |
| Product Number | ISO 501:2012 |
| Product Name | Hard coal - Determination of the crucible swelling number |