Quantitative analysis of biosurfactants in water samples by a modified oil spreading technique

Author:

Li Haoshuai12,Fang Chao2,Liu Xinrui2,Bao Kaiwen3,Li Yang4,Bao Mutai12ORCID

Affiliation:

1. Frontiers Science Center for Deep Ocean Multispheres and Earth System, Key Laboratory of Marine Chemistry Theory and Technology, Ministry of Education, Ocean University of China, No. 238 Songling Road, Qingdao 266100, Shandong Province, China

2. College of Chemistry and Chemical Engineering, Ocean University of China, Qingdao 266100, China

3. University of Leeds, LS2 9JT, UK

4. China Petrochemical Corporation (Sinopec Group), Beijing 100728, China

Abstract

The oil spreading technique relies on biosurfactant to reduce the surface tension of an oil film and form an oil spreading ring in the center, and then judges the content of biosurfactant according to the diameter of the spreading ring.

Funder

National Key Research and Development Program of China

Natural Science Foundation of Shandong Province

Fundamental Research Funds for the Central Universities

Publisher

Royal Society of Chemistry (RSC)

Subject

General Chemical Engineering,General Chemistry

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