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International Standard Category: Welding consumables

JB/T 7948.8-1999    Methods for chemical analysis of melted welding fluxes - The molybdenumblue photometric method for determlnation of phosphorus content
熔炼焊剂化学分析方法 钼蓝光度法测定磷量;
Category No.:25.160.20 Valid Status:superseded
Issued Organization: Issued Date:1999-6-24
Implemented Date:2000-1-1 Abolished Date:
Superseded Standard.:JB/T 7948.6-2017 Methods for chemical analysis of welding fluxes. Part 6: Determination of phosphorus content
Superseded Date:2018-4-1
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