GB/T 35996-2018(\u82f1\u6587\u7248)
磷矿石和磷精矿中八种元素含量的快速测定 X射线荧光光谱法
GB/T 13748.20-2009(\u82f1\u6587\u7248)
镁及镁合金化学分析方法 第20部分:ICP-AES测定元素含量
GB/T 13748.21-2009(\u82f1\u6587\u7248)
镁及镁合金化学分析方法 第21部分:光电直读原子发射光谱分析方法测定元素含量
DB65/T 4631.9-2023
DB65/T 4631.8-2023
DB65/T 4631.4-2023
DB65/T 4631.5-2023
DB65/T 4631.7-2023
DB65/T 4631.6-2023
DB65/T 4631.2-2023
DB13/T 2768.2-2018
GB/T 26310.2-2010
Carbonaceous materials used in the production of aluminium - Calcined coke - Part 2:Determination of trace elements content - Flame atomic absorption spectroscopy
DZ/T 0452.3-2023
DB65/T 4631.3-2023
YS/T 63.16-2019
Test method for carbonaceous materials used in the production of aluminium-Part 16: Determination of element contents-Wavelength dispersive X-ray fluorescence spectrometric method
GB/T 38904-2020
Methods for elemental analysis of ceramic liquid pigments
GB/T 38423-2019
Determination of total concentration of certain elements in toys
GB/T 30647-2014
Determination of harmful elements total content of coatings
GB/T 41042-2021
Guidance for utilization and classification of content of valuable elements in coal
GB/T 23991-2009
Determination of soluble harmful elements content of coatings