GB/T 18115.2-2020
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides—Part 2: Determination of lanthanum, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt

Standard No.

GB/T 18115.2-2020

Language

Chinese

Release Date

2020

Published By

国家市场监督管理总局、中国国家标准化管理委员会

Latest

GB/T 18115.2-2020

Replace

GB/T 18115.2-2006

Scope

This part of GB/T 18115 specifies the oxidized long-term uranium oxide, aluminum oxide, oxidized cyanide, oxidized polyoxide, oxidized iron, oxidized metal, oxidized iron, titanium oxide, oxidized uranium, oxidized uranium oxide, oxidized iron and oxidized Inclusion method. This part is applicable to the content of uranium oxide, uranium oxide, oxidized phosphate, oxidized carbon, oxidized sulfide, oxidized carbon, oxidized carbon, oxidized phosphate, uranium oxide, uranium oxide, oxidized sulfide, oxidized metal, oxidized metal and oxidized metal. Determination. This part is also applicable to the determination of the content of uranium in the metal Jiuzhong. Wrong, Kuang. Duo. This section contains a total of three methods: method 1 inductively coupled plasma optical emission spectrometry, method 2 inductively coupled plasma mass spectrometry, method 3 inductively coupled plasma tandem mass spectrometry. See Table 1 for the measurement range of Method 1, Table 2 for the measurement range of Method 2, and Table 3 for the measurement range of Method 3. Table 1 Method 1 Measuring range Determination of elements Large star points Determination of elements in volume points Bar bar steel oxide 0.003 0-0.10 Copper oxide 0.002 0-0.10 Zirconia oxide 0.005 0-0.10 Zinc oxide 0.002 5-0.050 Magnesium oxide 0.005 0-0.10 Oxidation 0.002 0-0.050 Oxidation 0.002 0-0.10 Oxidation 0.002 0-0.050 Oxidation 0.002 0-0.050 Oxidation 0.001 0-0.020 Oxidation 0.002 5-0.10 Oxidation 0.001 0-0.020 Oxidation 0.005 0-0 .10 Oxidation package 0.002 0-0.050 Determination element | Determination element | Uranium oxide 0.000 05-0.020 Oxidation uniform 0.000 02-0.020 Zirconia oxide 0.000 05-0.020 Iron oxide 0.000 02-0.020 Chromium oxide 0.000 02-0.020 Zou oxide 0.000 02-0.02 0 chromium oxide 0.000 02 0.020 Oxidation 0.000 02-0.020 Oxidation 0.000 02-0.020 Oxidation Plating 0.000 02-0.020 Oxidation 0.000 05-0.020 Oxidation 0.000 02-0.020 Oxidation 0.000 05-0.020 Oxidation 0.000 02-0 .020 GB/T18115.2- 2020 Table 3 Method 3 Determination Range Encyclopedia of Determination Elements Determinable elements include quaternary uranium oxide 0.000 02-0.020 oxide lock 0.000 02-0.020 zirconium oxide 0.000 05-0.020 zinc oxide 0.000 02-0.020 polyoxide 0.000 02-0.020 black oxide 0.000 02-0.020 Oxidation 0.000 02-0.020 Oxidation 0.000 02-0.020 Oxidation 0.000 02-0.020 Oxidation 0.000 02-0.020 Oxidation 0.000 05-0.020 Oxidation 0.000 02-0.020 Oxidation 0.000 000 05-0.020 oxidation package 0.000 02 - 0.020 2 Method 1: Inductively Coupled Plasma Emission Spectrometry

GB/T 18115.2-2020 history

• 2020 GB/T 18115.2-2020 Chemical analysis methods of rare earth impurities in rare earth metals and their oxides—Part 2: Determination of lanthanum, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt
• 2006 GB/T 18115.2-2006 Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Cerium.Determination of lanthanum,praseodymium,neodymium,samarium,europium,gadolinium, terbium,dysprosium,holmium,erbium,thulium, ytterbium, lutetium and yttrium cont
• 2000 GB/T 18115.2-2000 Cerium oxide-Determination of lanthanum oxide,praseodymium oxide,neodymium oxide,samarium,oxide,europium oxide,gadolinium oxide,terbium oxide,dysprosium oxide,holmium oxide,erbium oxide,thulium oxide,ytterbium oxide,lutetium oxide and yttrium oxide conten

GB/T 18115.2-2020 -All Parts