YB/T 2406-2005 Manganese-rich slag

YB/T 2406-2015 Mn-rich slag

GB/T 14949.9-1994 Manganese ores—Determination of sulphur contents GB/T 1506-2002 Manganese ores—Determination of manganese content—Potentiometric method and ammonium iron (II) sulphate titrimetric method GB/T 1506-2016 Manganese ores—Determination of manganese content—Potentiometric method and ammonium iron(Ⅱ) sulphate titrimetric method GB/T 1508-2002 Manganese ores—Determination of total iron content—Potassium dichromate titrimetric method and 1,10-phenanthroline spectrophotometric method GB/T 1515-2002 Manganese ores—Determination of phosphorus content—Phosphomolybdenum blue spectrophotometric method GB/T 2007.1-1987 General rules for the sampling and sample preparation of minerals in bulk—Sampling by manual method GB/T 2007.2-1987 General rules for the sampling and sample preparation of minerals in bulk Sample preparation by manual method GB/T 2007.6-1987 General rules for the sampling and sample preparation of minerals in bulk—Determination of moisture content—Heat drying method GB/T 2007.7-1987 General rules for the sampling and sample preparation of minerals in bulk—The method for determination of size by manual sieving YB/T 5142