GB/T 40915-2021
Determination of SiO2,Al2O3,Fe2O3,K2O,Na2O,CaO,MgO content of soda-lime-silica glass by X-ray fluorescence spectrometric method
KS M ISO 1689-2017
Sodium and potassium silicates for industrial use — Calculation of the ratio: silicon dioxide/sodium oxide or silicon dioxide/potassium oxide
GB/T 6730.8-2016(\u82f1\u6587\u7248)
铁矿石 亚铁含量的测定 重铬酸钾滴定法
GB/T 27717-2011(\u82f1\u6587\u7248)
家具中富马酸二甲酯含量的测定
GB/T 36084-2018(\u82f1\u6587\u7248)
纳米技术 水溶液中铜、锰、铬离子含量的测定 紫外-可见分光光度法
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
UNE 55624:1982
SURFACE ACTIVE AGENTS. SODIUM AND POTASSIUM SILICATES TO BE USED AS RAW-MATERIALS IN DETERGENT FORMULATIONS. CALCULATION OF THE RATIO SIO2/NA2O OR SIO2/K2O
DIN 52340-11
Testing of glass - Chemical analysis of colourless soda-lime-glass - Part 11: Determination of BaO, CaO, MgO, Al<(Index)2>O<(Index)3>, Fe<(Index)2>O<(Index)3>, Cr<(Index)2>O<(Index)3> content by flame atomic absorption spectrometry (F AAS) and Na<(Index)2>O and K<(Index)2>O by flame atomic emission spectrometry (F AES)