This standard was last reviewed and confirmed in 2022. Therefore this version remains current.
ISO 7404-2:2009 specifies methods for preparing a polished particulate block from a sample of crushed coal for analysis by reflectance microscopy. These methods can also be applied to the preparation of a polished, embedded lump of coal.
Status: PublishedPublication date: 2009-10
Edition: 2Number of pages: 12
Technical Committee: ISO/TC 27/SC 5 Methods of analysis
Buy this standard
|std 1 58|
|std 2 58||Paper|