GB/T 20926-2007 Magnesium and magnesium alloy scraps

GB/T 13748.1-1992 Magnesium and its alloys—Determination of aluminium content GB/T 13748.1-2005 Chemical analysis methods of magnesium and magnesium alloys—Determination of aluminum content GB/T 13748.1-2013 Chemical analysis methods of magnesium and magnesium alloys—Part 1:Determination of aluminium content GB/T 13748.2-2005 Chemical analysis methods of magnesium and magnesium alloys—Determination of tin content—Pyrocatechol violet spectrophotometric method GB/T 13748.3-1992 Magnesium and its alloys—Determination of zirconium content—Xylenol orange spectrophotometric method GB/T 13748.3-2005 Chemical analysis methods of magnesium and magnesium alloys—Determination of lithium content—Flame atomic absorption spectrometric method GB/T 13748.4-1992 Magnesium and its alloys—Determination of cerium content—Tribromoarsenazo spectrophotometric method GB/T 13748.4-2005 Chemical analysis methods of magnesium and magnesium alloys—Determination of manganese content—Periodate spectrophotometric method GB/T 13748.4-2013 Chemical analysis methods of magnesium and magnesium alloys—Part 4:Determination of manganese content—Periodate spectrophotometric method GB/T 13748.5-1992 Magnesium and its alloys—Determination of iron content—Orthophenanthroline spectrophotometric method GB/T 13748.5-2005 Chemical analysis methods of magnesium and magnesium alloys—Determination of yttrium content—Inductively coupled plasma atomic emission spectrometric method GB/T 13748.6-1992 Magnesium and its alloys—Determination of silicon content—Molybdenum blue spectrophotometric method GB/T 13748.6-2005 Chemical analysis methods of magnesium and magnesium alloys—Determination of silver content—Flame atomic absorption spectrophotometric method GB/T 13748.7-1992 Magnesium and its alloys—Determination of beryllium content—Solochrome cyanine R spectrophotometric method GB/T 13748.7-2005 Chemical analysis methods of magnesium and magnesium alloys—Determination of zirconium content—Xylenol orange spectrophotometric method GB/T 13748.7-2013 Chemical analysis methods of magnesium and magnesium alloys—Part 7:Determination of zirconium content GB/T 13748.8-1992 Magnesium and its alloys—Determination of copper content—2,9-dimethyl-1,10-phenanthroline spectrophotometric method GB/T 13748.8-2005 Chemical analysis methods of magnesium and magnesium alloys—Determination of rare earth content—Gravimetric method GB/T 13748.8-2013 Chemical analysis methods of magnesium and magnesium alloys—Part8:Determination of rare earth content—Gravimetric method GB/T 13748.9-1992 Magnesium and its alloys—Determination of nickel content—Dimethylglyoxime spectrophotometric method GB/T 13748.9-2005 Chemical analysis methods of magnesium and magnesium alloys—Determination of iron content—Orthopenanthroline spectrophotometric method GB/T 13748.9-2013 Chemical analysis methods of magnesium and magnesium alloys—Part 9:Determination of iron content—Orthopenanthroline spectrophotometric method GB/T 13748.10-1992 Magnesium and its alloys—Determination of zinc content—Flame atomic absorption spectrometric method GB/T 13748.10-2005 Chemical analysis methods of magnesium and magnesium alloys—Determination of silicon content—Molybdenum blue spectrophotometric method GB/T 13748.10-2013 Chemical analysis methods of magnesium and magnesium alloys—Part 10:Determination of silicon content—Molybdenum blue spectrophotometric method GB/T 13748.11-2005 Chemical analysis methods of magnesium and magnesium alloys—Determination of beryllium content—Solochrome cyanine R spectrophotometric method GB/T 13748.12-2005 Chemical analysis methods of magnesium and magnesium alloys—Determination of low copper content—2,9-Dimethyl-1,10-phenanthroline spectrophotometric method GB/T 13748.12-2013 Chemical analysis methods of magnesium and magnesium alloys—Part 12:Determination of copper content GB/T 13748.13-2005 Chemical analysis methods of magnesium and magnesium alloys—Determination of lead content—Flame atomic absorption spectrophotometric method GB/T 13748.14-2005 Chemical analysis methods of magnesium and magnesium alloys—Determination of nickel content—Dimethylglyoxime trophotometric method GB/T 13748.14-2013 Chemical analysis methods of magnesium and magnesium alloys—Part14:Determination of nickel content—Dimethylglyoxime trophotometric method GB/T 13748.15-2005 Chemical analysis methods of magnesium and magnesium alloys—Determination of zinc content GB/T 13748.15-2013 Chemical analysis methods of magnesium and magnesium alloys—Part15:Determination of zinc content GB/T 13748.16-2005 Chemical analysis methods of magnesium and magnesium alloys—Determination of calcium content—Flame atomic absorption spectrometric method GB/T 13748.17-2005 Chemical analysis methods of magnesium and magnesium alloys—Determination of kalium content and natrium content—Flame atomic absorption spectrophotometric method GB/T 13748.18-2005 Chemical analysis methods of magnesium and magnesium alloys—Determination of chlorine content—Silver chlorine turbidimetric method GB/T 13748.19-2005 Chemical analysis methods of magnesium and magnesium alloys—Determination of titanium content—Diantipyrylmethane spectrophotometric method GB/T 13748.20-2009 Chemical analysis methods of magnesium and magnesium alloys—Part 20:Determination of elements by inductively coupled plasma atomic emission spectrometry GB/T 13748.20-2024 Methods for chemical analysis of magnesium and magnesium alloys—Part 20:Determination of elements content—Inductively coupled plasma atomic emission spectrometric method GB/T 13748.21-2009 Chemical analysis methods of magnesium and magnesium alloys—Part 21:Determination of elements by photoelectric direct reading atomic emission spectrometry GB/T 13748.22-2013 Chemical analysis methods of magnesium and magnesium alloys—Part 22:Determination of thorium content GB/T 13748.23-2024 Methods for chemical analysis of magnesium and magnesium alloys—Part 23:Determination of elements content—Wavelength dispersive X-ray fluorescence spectrometric method GB/T 13748.24-2025 Methods for chemical analysis of magnesium and magnesium alloys—Part 24:Determination of trace impurity elements contents—Glow discharge mass spectrometry