Standard Practice for
Preparing Coal Samples for Microscopical Analysis by
Reflected Light1
This standard is issued under the fixed designation D 2797; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
Click below to download Astm D 2797 – 85 (Reapproved 1999) pdf free
