Tobacco Science & Technology, 2009, 2, p. 50-2, ISSN.1002-0861
Improvement on preteatment for determining pectin in tobacco with enzymolysis-flowanalysis
Chongqing Tobacco Industrial Co. Ltd, Chongqing, China
The sample pretreatment in determining pectin in tobacco by enzymolysis-flowanalysis method was improved in order to accelerate the analytical process. The sample was directly extracted with 5% acetic acid instead of 80% ethanol reflux extraction to...