Chemical Analysis Method for Carbon Bearing Refractory Products——Determination of Magnesium Oxide Content by CyDTA Volumetric Method

摘要

GB/T 13246-91 1 Scope This standard specifies the method summary, reagents, apparatus, sampling, procedure, test results calculation and permissible tolerance of the determination of magnesium oxide by CyDTA volumetric method.This standard applies to the determination of magnesium oxide content in between 60% and 85% in magnesia-carbon