A list of organizations represented on this subcommittee can be obtained on request to its secretary. The UK participation in its preparation was entrusted by Technical Committee B/502, Aggregates to Subcommittee B/502/6, Test methods. For example, text altered by CEN amendment A1 is indicated by . Tags indicating changes to CEN text carry the number of the CEN amendment. The start and finish of text introduced or altered by amendment is indicated in the text by tags. It supersedes BS EN 933-9:2009, which is withdrawn. National foreword This British Standard is the UK implementation of EN 933-9:2009+A1:2013. NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Tests for geometrical properties of aggregates Part 9: Assessment of fines - Methylene blue test
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