Petroleum sulfonic acids sodium salts 石油磺酸钠
petroleum carboxylic acids 石油羧酸的
petroleum fatty acids 石油脂肪酸
Petroleum Organic Acids 石油有机酸
Petroleum acids was removed from straight-run diesel distillate through chemical reaction and extraction under moderate conditions using an alkaline complex solution.
介绍了用一种碱性复合溶剂体系，在比较缓和的条件下，通过化学反应和抽提从直馏柴油中脱除石油酸的工艺过程。
The structures and compositions of the purified petroleum acids were characterized by using infra-red spectrum, nuclear magnetic resonance and negative-ion electrospray ionization mass spectrum.
通过红外光谱、核磁共振和负离子电喷雾质谱三种表征技术鉴定了原油中的石油酸结构和组成。
It is the best material for most alkali solutions and hydrochloric acid, but is not recommended for applications involving petroleum oils or most strong acids.
对于大多数碱溶液和盐酸，这是一种最好的材料，但是这种材料不推荐用于包括石油或大多数强酸的流体。
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