This standard specifies flame atomic absorption spectrometry, inductively coupled plasma emission spectrometry, inductively coupled plasma mass spectrometry and dithizone colorimetric method for the determination of zinc content in food. This standard applies to the determination of zinc content in various foods. The first method of flame atomic absorption spectrometry 2 Principles
GB 5009.14-2017 history
2017GB 5009.14-2017 National Food Safety Standard Determination of Zinc in Food
2008GB/T 9695.20-2008 Meat and meat products.Method for determination of zinc