市售盐腌菜中亚硝酸盐含量分析

Analysis on concentration of nitrite in salted vegetables.

摘要:
目的调查亚硝酸盐在市售盐腌菜的中含量。
方法采用随机方法抽取罗湖区市售的散装、袋装等4种盐腌菜共143份样品, 应用GB/T5009.33-2003进行了检测。
结果酸菜中的亚硝酸盐平均含量为1.4041mg/kg, 高于萝卜干的平均含量1.0218mg/kg; 散装咸酸菜亚硝酸盐的平均含量为1.4143mg/kg, 高于袋装的平均含量1.0387mg/kg, 两者都具有显著性差异。
结论亚硝酸盐含量与蔬菜种类、腌制方式有关。

Abstract:
Objective To investigate the concentration of nitrite in salted vegetables.
Methods To select four sorts of salted vegetables in baggy and in bulk from market in Luohu area.
Results There were higher content of nitrite in acid-vagetable than that in radish, and higher content in bulk than that in baggy.
Conclusion Content of nitrite related to sorts of vegetables and the technological process.