This standard specifies the determination method of nitrite and nitrate in food. This standard applies to the determination of nitrite and nitrate in food. The detection limit of nitrite method is 1mg/kg, and the detection limit of nitrate method is 1.4mg/kg.
GB/T 5009.33-1996 history
2017GB 5009.33-2016 Determination of Nitrite and Nitrate in Food Safety National Standards
2010GB 5009.33-2010 National food safety standard Determination of nitrite and nitrate in foods
1996GB/T 5009.33-1996 Determination method of nitrite and nitrate in food
GB/T 5009.33-1996 Determination method of nitrite and nitrate in food was changed to GB 5009.33-2010 National food safety standard Determination of nitrite and nitrate in foods.