Home / Standards / GB/T 30739-2014 GB/T 30739-2014 Active Determination of n-alkanes in marine sediment―Gas chromatography-mass spectrometry 海洋沉积物中正构烷烃的测定 气相色谱-质谱法 Standard Type GBT ICS 13.060;07.060 CCS Z17 Status 现行 Issue Date 2014-03-27 Implementation 2014-10-01 Responsible Dept 自然资源部(海洋) Drafting Unit N/A