NS EN ISO 21078-2 Ed. 1 (2007)现行
Determination Of Boron(3) Oxide In Refractory Products - Part 2: Acid Extraction Method For The Determination Of Boron(3) Oxide In Binder Components
出版：Norwegian Standards (Norges Standardiseringsforbund)
专家解读视频
Defines procedures of chemical analysis for the determination of boron(III) oxide used as a binder component added to aluminosilicate refractories, using an acid extraction method.
DIN EN ISO 21078-2 (2007-12) - Identical
BS EN ISO 21078-2:2007 - Identical
SN EN ISO 21078-2:2007 - Identical
ISO 21078-2:2006 - Identical
NEN EN ISO 21078-2:2007 - Identical
SS EN ISO 21078-2 Ed. 1 (2007) - Identical
I.S. EN ISO 21078-2:2007 - Identical
UNI EN ISO 21078-2:2007 - Identical
ONORM EN ISO 21078-2:2008 - Identical
NBN EN ISO 21078-2:2008 - Identical
UNE EN ISO 21078-2:2008 - Identical
