GB/T 45651-2025 Recycling raw materials for neodymium iron boron by roasting process

GB/T 12690.5-2003 Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Determination of Al、Cr、Mn、Fe、Co、Ni、Cu、Zn、Pb content by inductively coupled plasma atomic emission spectrographic method and Determination of Co、Mn、Pb、Ni、Cu、Zn、Al、Cr content by inductively coupled plasma mass spectrum method GB/T 12690.5-2017 Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 5:Determination of cobalt,manganese,lead,nickel,copper,zinc,aluminum,chromium,magnesium,cadmium,vanadium and iron contents GB/T 12690.19-2018 Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 19:Determination of arsenic and mercury contents GB/T 21524-2008 Particle size determination of inorganic chemical products—Sieving method SN/T 0570-2023 The inspection regulations for radioactive contamination of imported recycled materials XB/T 612.1-2019 Nebula-Iron Boron waste chemical analysis method Part 1: Determination of total amount of rare earth oxides XB/T 612.2-2009 Chemical analysis methods of scraps of neodymium iron boron—Part 2:Determination of fifteen REO relative contents—Inductively coupled plasma atomic emission spectrometry XB/T 612.2-2019 Nebula magnet scrap chemical analysis method Part 2: Determination of the distribution of fifteen rare earth elements oxides by inductively coupled plasma atomic emission spectroscopy XB/T 612.3-2013 Chemical analysis methods of scraps of neodymium iron boron—Part 3:Determination of boron,cobalt,aluminum,copper,chromium,nickel,manganese,titanium,calcium,magnesium contents—Inductively coupled plasma atomic emission spectrometry XB/T 612.4-2023 XB/T 612.4-2023 Nibber ferrite waste chemical analysis method Part 4: Determination of fluoride content by ion selective electrode method XB/T 617.4-2014 Chemical analysis methods of neodymium iron boron alloy—Part 4:Determination of iron content—The potassium dichromate titrimetry XB/T 612.3-2025 Nebula iron boron waste chemical analysis method Part 3: Determination of boron, cobalt, aluminum, copper, chromium, nickel, manganese, titanium, calcium, magnesium content by inductively coupled plasma atomic emission spectroscopy