本文报道了呼和浩特市市区夏季蔬菜、腌菜和粮食中硝酸盐和亚硝酸盐的测定分析，结果表明：腌菜中亚硝酸盐的含量较高，蔬菜中硝酸盐的含量较高。由于蔬菜种植者滥施氮肥以及受排污河污水的污染，呼和浩特市市场上许多种类的蔬菜硝酸盐含量均偏高。提示：合理调节食物的食用结构，对于消除亚硝酸盐和硝酸盐造成的潜在危害具有重要意义。 In this paper, nitrate and nitrite in summer vegetables, pickles and grains in downtown Hohhot are reported. The results show that the content of nitrite in pickles is higher and the content of nitrate in vegetables is higher. Due to excessive use of nitrogen by vegetable growers and sewage polluted by polluted river water, many types of vegetables in the market of Hohhot have a high nitrate content. Tip: Reasonable regulation of food edible structure, to eliminate the potential harm caused by nitrite and nitrate is of great significance.