BS EN 451-1:2017 - TC

This standard BS EN 451-1:2017 - TC Tracked Changes. Method of testing fly ash is classified in these ICS categories:

• 91.100.30 Concrete and concrete products

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