GB/T 1549-2008#Chemical analysis method for fiber glass # Glass # Al2O3
GB/T 6900-2016#Chemical analysis methods for aluminosilicate refractory materials # Clay and high alumina refractory materials # Al2O3
GB/T 14563-2020#Kaolin and its test methods # Kaolin # Al2O3
GB/T 3043-2017#Chemical analysis method for ordinary abrasive brown corundum # refractory material # Al2O3
GB/T 4984-2007#Chemical analysis methods for zirconium containing refractory materials # Refractory materials # Al2O3
GB/T 5069-2015#Chemical analysis methods for magnesium aluminum refractory materials # Refractory materials # Al2O3
GB/T 5070-2015#Chemical analysis methods for chromium containing refractory materials # Refractory materials # Al2O3
YS/T 1046.6-2015#Chemical analysis methods for copper slag concentrate Part 6: Determination of aluminum oxide content Inductively coupled plasma atomic emission spectrometry # Copper slag concentrate # Al2O3
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1. Telephone communication and confirmation of requirements
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