The reaction of magenta and nitrite in sulfuric acid medium was studied.
据此建立了一个简单、快速、选择性好的测定亚硝酸盐氮的新方法.
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Objectives We research the change contents nitrate and nitrite of cabbage in different storage ways.
不同贮藏方式对小白菜中硝酸盐、亚硝酸盐的含量变化会产生影响.
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用途:分析钒和锡.测定生物碱和亚硝酸盐等的试剂.
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铝试剂能在玻碳电极表面电聚合成膜, 该膜能电催化氧化抗坏血酸、亚硝酸根.
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Sodium nitrite is easily converted to nitrite amine, which is a kind of carcinogen.
亚硝酸钠在人体内容易转变为亚硝胺, 是一种致癌物质.
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Weekly testing for ammonia, nitrite, nitrate, turbidity, iodide, and strontium.
每周测试氨氮, 亚硝酸盐, 硝酸盐氮, 浊度, 碘, 锶.
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Residual heavy metal, nitrate and nitrite don t exceed national standard.
重金属 、 硝酸盐、亚硝酸盐含量均未超过国家标准.
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A photochemical kinetic method for the determination of nitrate and nitrite was developed.
本文研究了甲基橙动力学法测定水、食品及蔬菜中硝酸盐和亚硝酸盐.
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Content of nitrite and nitrate in Lactuca asiatica were lower enough for eating with safety.
苦荬菜、蕨菜中亚硝酸盐和硝酸盐含量较低,是可以放心食用的野菜.
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Example 7 was sensitized by aeration with sodium nitrite which was added terminally to the mixture.
例7借最后加入的亚硝酸钠产生气体而进行敏化.
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It is pointed out that currently nitrite is still a necessary chemical in processed meat production.
并指出了亚硝在当前肉制品生产中,仍是必不可少的添加剂.
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通常情况下, 维生素C将亚硝酸盐转变为一氧化氮, 从而抑制了亚硝胺的形成.
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Results showed the electrode obviously was electrocatalytic to the nitrite solution.
结果显示该电极对亚硝酸根具有明显电催化作用.
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对人工发酵和自然发酵泡菜中亚硝酸盐含量进行了对比分析.
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Many researchers believe that the cancers result from the nitrate and nitrite taken in.
许多学者认为,这与人体摄入的硝酸盐和亚硝酸盐的量呈明显的相关性.
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A down flow biological to discuss the stability of nitrite under high concentration of ammonia.
本文采用下向流内循环生物流化床反应器,在高浓度氨条件下,探讨了亚硝化过程的稳定性.
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结果表明,沙棘叶对亚硝酸盐具有较强的清除作用.
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Nitrite as a chemical pollutant has a bad effect on people's health.
亚硝酸盐作为一种化学性污染物,与人们的饮食、健康有密切的关系.
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高效液相色谱法同时测定蔬菜中的硝酸盐和亚硝酸盐的方法,与传统的分光光度法比较.
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