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Chinese National Standard Category: Fireproof material in general

English Title: Fireclay and high-alumina refractories; Determination of magnesium oxide content; Xylidyl blue I-CTAB photometric method
Chinese Title: 粘土、高铝质耐火材料化学分析方法 二甲苯胺蓝I-溴化十六烷基三甲铵光度法测定氧化镁量
Standard No.: GB/T 6900.7-1986
Category No.: Q40
Issued by: Standardization Administration of China
Issued on: 1986-09-01
Implemented on:
Status: superseded
Superseded by:GB/T 6900-2006 Chemical Analysis of Alumina-silica Refractories
Superseded on:2007-2-1
Abolished on:
Superseding:
Word Count:1500 words
Similar Standards: GB/T 6900.11-1986   GB/T 6900.7-1986   GB/T 6901.6-2004   GB/T 6901.9-2004   GB/T 6901.8-2004   GB/T 6901.5-2004   GB/T 6900.8-1986   GB/T 6901.10-2004   GB/T 6900.5-1986   GB/T 6901.4-2004   GB/T 6901.1-2004   GB/T 6900.4-1986   GB/T 6900.6-1986   GB/T 6901.3-2004   GB/T 6901.7-2004   GB/T 5072-1985   GB/T 6900.2-1986   GB/T 6900.9-1986   GB/T 4984-1985   GB/T 6900.3-1986  
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