GB 6900.4-1986
Clay, high alumina refractory chemical analysis method EDTA volumetric method for determination of alumina content (English Version)

Standard No.: GB 6900.4-1986
Language: Chinese, Available in English version
Release Date: 1986
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB 6900.4-1986

GB 6900.4-1986 history

1986 GB 6900.4-1986 Clay, high alumina refractory chemical analysis method EDTA volumetric method for determination of alumina content

GB 6900.4-1986 -All Parts

GB 6900.1-1986 Fireclay and high-alumina refractories—Determination of loss content on ignition—Gravimetric method GB 6900.11-1986 The white ceramic standard plate for colorimetry and photometry GB 6900.2-1986 Clay, high-alumina refractories chemical analysis method gravimetric - molybdenum blue photometric method for determination of silica content GB 6900.3-1986 Clay, high alumina refractories chemical analysis method o-phenanthrene spectrophotometric determination of ferric oxide content GB 6900.4-1986 Clay, high alumina refractory chemical analysis method EDTA volumetric method for determination of alumina content GB 6900.5-1986 Clay, high alumina refractories chemical analysis method hydrogen peroxide photometric determination of titanium dioxide content GB 6900.8-1986 Clay, high alumina refractories chemical analysis methods atomic absorption spectrophotometry determination of calcium oxide, magnesium oxide content GB 6900.9-1986 Clay, high alumina refractories chemical analysis methods atomic absorption spectrophotometry determination of potassium oxide, sodium oxide content

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