Active Standard: D3172 - 13
During the routine review of this standard for re-approval, technical changes, additions or corrections were identified by the subcommittee. Changes beyond the editorial scope will become the basis of one or more ballot items.
Keywordsash; coal; coal rank; coke; fixed carbon; moisture; proximate analysis; volatile matter;
Ballot Item Approved as D3172-2013 and Pending Publication