SN/T 0481.3-1995 Method for inspection of bauxite for export.Determination of ferric oxide content--Sulfosalicylicacid spectrophotometric method1995-09-06 (English Version)
1995SN/T 0481.3-1995 Method for inspection of bauxite for export.Determination of ferric oxide content--Sulfosalicylicacid spectrophotometric method1995-09-06