This standard specifies the gas chromatography method for the determination of three polybasic acids (oxalic acid, malic acid and citric acid) in tobacco and tobacco products. This standard is applicable to the determination of three polybasic acids (oxalic acid, malic acid and citric acid) in tobacco and tobacco products. In this method, the quantitative limit of oxalic acid, malic acid, and citric acid in tobacco and tobacco products is 0.11 mg/g, 0.47 mg/g, and 0.11 mg/g, respectively.
YC/T 288-2009 Referenced Document
YC/T 31 Tobacco and tobacco products--Preparation of test sample and determination of water content--Over method
YC/T 288-2009 history
2009YC/T 288-2009 Tobacco and tobaccco products.Determination of polyacids(oxalic acid,malic acid and citric acid).Gas chromatography method