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  1. Tobacco Science & Technology, 2009, 5, p. 44-7, ISSN.1002-0861

    Determination of starch in tobacco by ultrasonic extraction and continuous flow method

    WANG HONG-BO; XU YU-QIONG; WANG YING
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, China
    To determine starch in tobacco fast and accurately, the colorimetric method was improved as following: 1) the interferential substances in sample were removed by ultrasonic extraction at room temperature in place of extraction in heated water-bath; 2) the ...