prEN ISO 21078

Determination of boron (III) oxide in refractory products

General information

Current stage: 30.97 End of interruption of work - split/merged Jun 17, 2005

Originator: CEN

Owner: CEN/TC 187 Refractory products and materials

Type: European Norm

Scope

This standard specifies methods of determining boron trioxide in oxidic raw materials for and constituents of ceramics, glass and glazes in concentrations of 0,01 % or greater. The samples are digested or determined analytically using one of three methods.

Life cycle

NOW

ABANDON
prEN ISO 21078
30.97 End of interruption of work - split/merged
Jun 17, 2005