The acid value of oil products is an indicator for measuring the content of acidic substances in petroleum products, expressed as the milligrams of potassium hydroxide required to neutralize 1 gram of oil sample (mgKOH/g). It is a key basis for judging the degree of oxidation and deterioration of ...
Common petroleum carbon residue analysis methods include the micro method (corresponding to the SH109 Automatic Carbon Residue Tester) and the Conradson method (GB/T268). Micro Method (SH109 Automatic Carbon Residue Tester) - Scope of application: Its results are consistent with the Conradson method ...
Petroleum demulsifiers play a key role in the petroleum industry, and their core mechanism of action and practical applications are mainly reflected in the following aspects: firstly, the demulsification mechanism adjusts the interfacial tension by rapidly dispersing surface active ingredients to ...
Hydrocarbons are the core components of petroleum. Their freezing point and pour point are key indicators for evaluating the low-temperature fluidity of oil products, directly affecting the storage, transportation and use of petroleum products such as diesel and lubricating oil in low-temperature ...