State Key Laboratory of Organic Geochemistry;
Guangzhou Institute of Geochemistry;
Chinese Academy of Sciences;
Guangzhou510640;
People's Republic of China;
University of Chinese Academy of Sciences;
Beijing100049;
People's Republic of China;
Exploration and Development Research Institute of Daqing Oilfield;
PetroChina;
Daqing163712;
People's Republic of China;
Hailar; Basin; Huhehu; Sag; Biomarkers; Chemometdcs; Oil-oil; and; oil-source; rock; correlations;