ISO 7936:1992 Preview
Hard coal -- Determination and presentation of float and sink characteristics -- General directions for apparatus and procedures
This standard was last reviewed and confirmed in 2016. Therefore this version remains current.
Describes sampling, preliminary treatment, test procedure using relative density separation methods, presentation of results. A general procedure for a centrifugal float and sink test is given in Annex A. A typical procedure for treating and testing a sample of raw coal is described in Annex B. Some practical hints on float and sink testing are given in annex C.
Buy this standard
A standard is reviewed every 5 years
Revisions / Corrigenda