GB 5009.13-2017 National standard for food safety: Determination of copper in food

GB 5009.12-2017 The National Standards for Food Safety: Determination of Lead in Foods GB 5009.14-2017 The National Standard for Food Safety: Determination of Zinc in Foods GB 5009.91-2017 National standard for food safety - Determination of potassium and sodium in food GB 5009.93-2017 National Food Safety Standards: Determination of Selenium in Foods GB 5009.138-2017 The National Standard for Food Safety: Determination of Nickel in Foods GB 5009.182-2017 National Standards for Food Safety: Determination of Aluminum in Foods GB 5009.241-2017 The National Standard for Food Safety: Determination of Magnesium in Foods GB 5009.242-2017 National Standards for Food Safety: Determination of Manganese in Foods

GB/T 5009.13-2003 Determination of copper in foods GB 5413.21-2010 National food safety standard Determination of calcium,iron,zinc,sodium,potassium,magnesium,copper and manganese in foods for infants and young children,milk and milk products GB/T 23375-2009 Determination of copper,iron,zinc,calcium,magnesium and phosphorus content in vegetables and derived products GB/T 9695.22-2009 Meat and meat products—Determination of copper content GB/T 14609-2008 Inspection of grain and oils—Determination of copper,iron,manganese,zinc,calcium,magnesium in cereals and derived products by atomic absorption and flame spectrophotometry GB/T 18932.12-2002 Method for the determination of potassium,sodium,calcium,magnesium,zinc,iron,copper,manganese,chromium,lead,cadmium contents in honey—Atomic absorption spectrometry NY/T 1201-2006 Determination of copper, iron, and zinc in vegetables and their products