[6] Balabin R M, Smirnov S V. Analytica Chimica Acta, 2011, 692: 63.
[7] Jing Hui, Liu Guohai, Mei Congli, et al. Analytical and Bioanalytical Chemistry, 2012, 404: 603.
[11] The National Standard of the People’s Republic of China: Inspection of Vegetable Oils Methods of Determination of Acid Value. GB 5530—85.
[12] Hourant P, Baeten V, MoralesM T, et al. Applied Spectroscopy, 2000, 54: 1168.