China 'GB/T 10574.11-2017
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 10574.11-2017
Methods for chemical analysis of tin-lead solders—Part 11:Determination of phosphorus content—Crystal violet phosphorus-vanadium-molybdeum heteropoly acid spectrophotometry 锡铅焊料化学分析方法 第11部分:磷量的测定 结晶紫-磷钒钼杂多酸分光光度法
Issued Date:2017-10-14
Implemented Date:2018-05-01
Issued by:
The Standardization Administration of the People's Republic of China