China 'GB/T 4324.13-2008
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 4324.13-2008
Methods for chemical analysis of tungsten - Determination of calcium content - The inductively coupled plasma atomic emission spectrometry 钨化学分析方法 钙量的测定 电感耦合等离子体原子发射光谱法
Issued Date:2008-06-09
Implemented Date:2008-12-01
Issued by:
The Standardization Administration of the People's Republic of China