Home / Standards / GB/T 19143-2003 GB/T 19143-2003 Abolished Analytical method of element for carbon，hydrogen and oxygen in rock organics 岩石有机质中碳、氢、氧元素分析方法 Standard Type GBT ICS N/A CCS E11 Status Abolished Issue Date 2003-05-23 Implementation 2003-10-01 Centralized Committee 国家标准委 Issuing Authority 中华人民共和国国家质量监督检验检疫总局