The major components of acidic fraction are phenols and organic acids 酸性组分主要由酚类化合物和有机羧酸组成。
2.
Separation of acidic components from heavy oil and research of its interfacial activity 超稠油中酸性组分的分离及其界面活性研究
3.
The analytical results of bio - oi1 obtained from fast pyrolysis of apricot stone under 600 show that the principal sub fractions are acidic fraction and neutral bio - oi1 对600下杏核快速热解油的分析结果表明，生物油主要由酸性组分和中性油组成。
