This standard specifies a method for the gravimetric determination of nicotine purity in silicic acid. This standard is applicable to the purity determination of nicotine or nicotine salts used in calibration analysis methods when determining the nicotine content in tobacco and tobacco products and smoke.
YC/T 247-2008 history
2008YC/T 247-2008 Tobacco and tobacco products.Determination of nicotine purity.Gravimetric method using tungstosilicic acid