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International Standard Category: Abrasives

GB/T 14321-2008    Testing method for quantities of α-Al2O3 phase in alumina with an X-ray diffractometer
刚玉磨料中α-Al2O3相X射线定量测定方法 ;
Category No.:25.100.70 Valid Status:superseded
Issued Organization:AQSIQ; SAC Issued Date:2008-06-03
Implemented Date:2009-1-1 Abolished Date:
Superseded Standard.:GB/T 14321-2022 Determination method for quantities of α-Al2O3 phase in alumina with an X-ray diffractometer
Superseded Date:2023-2-1
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