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International Standard Category: Oxides

YB/T 5331-2006    Methods for chemical analysis of vanadium pentoxide The co-precipitation-extraction molybdenum blue spectrophotometric method for the determination of phosphorus content
五氧化二钒化学分析方法 共沉淀-萃取钼蓝分光光度法测定磷量 ;
Category No.:71.060.20 Valid Status:superseded
Issued Organization: Issued Date:2006-07-27
Implemented Date:2006-10-11 Abolished Date:
Superseded Standard.:YB/T 5331-2009 Vanadium pentoxid - Determination of phosphorus content-The extraction molybdenum blue spectrophotometric method
Superseded Date:2010-6-1
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