BS EN 725-6:1996

Заменен

Advanced technical ceramics. Methods of test for ceramic powders, Determination of the specific surface area — 18 стр.

Ссылочные документы

BS EN ISO 18757:2005

Действует

Fine ceramics (advanced ceramics, advanced technical ceramics). Determination of specific surface area of ceramic powders by gas adsorption using the BET method — 20 стр.