China 'GB/T 18340.4-2010
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 18340.4-2010
Organic geochemical analysis methods for geological samples - Part 4：Determination of aromatic hydrocarbon group component in heavy fraction of oil - Mass spectrometry 地质样品有机地球化学分析方法 第4部分：石油重馏分中芳香烃族组分测定 质谱法
Issued Date:2010-11-10
Implemented Date:2011-02-01
Issued by:
The Standardization Administration of the People's Republic of China
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