GB/T 6730.13
GB/T 6730.13, Total:2 items.
The international standard classification for "GB/T 6730.13" includes: Metalliferous minerals , Iron ores .
The Chinese standard classification for "GB/T 6730.13" includes: Iron ore .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 6730.13-2007 Iron ores—Determination of calcium and magnesium content—EGTA-CyDTA titrimetric method
- GB/T 6730.13-1986 Methods for chemical analysis of iron ores--The potassium permanganate volumetric method for the determination of calcium content
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