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Overview EN ISO 21078-2:2007 (ISO 21078-2:2006) specifies a chemical acid extraction method for the determination of boron(III) oxide (B2O3) when used as a binder component in aluminosilicate refract…
Overview ISO 21078-2:2006 specifies an acid extraction method for the determination of boron(III) oxide (B2O3) in binder components of aluminosilicate refractory products. The standard applies to ref…