BS EN 451-1:2004
Method of testing fly ash - Determination of free calcium oxide content

Standard No.

BS EN 451-1:2004

Release Date

2004

Published By

British Standards Institution (BSI)

Status

Be replaced 2017-06

Replace By

BS EN 451-1:2017

Latest

BS EN 451-1:2017

Replace

BS EN 451-1:1995

Scope

This European Standard describes the procedure for the determination of free calcium oxide content in fly ash. The standard describes the reference procedure. If other methods are used it shall be shown that they give results equivalent to those obtained by the reference method.

BS EN 451-1:2004 history

• 2017 BS EN 451-1:2017 Method of testing fly ash. Determination of free calcium oxide content
• 2003 BS EN 451-1:2003 Method of testing fly ash - Part 1:Determination of free calcium oxide content
• 1995 BS EN 451-1:1995 Method of testing fly ash - Determination of free calcium oxide content