说明:双击或选中下面任意单词,将显示该词的音标、读音、翻译等;选中中文或多个词,将显示翻译。
您的位置:首页 -> 词典 -> 亚硝酸盐(NO2-)
1)  nitrite(NO_2~-)
亚硝酸盐(NO2-)
2)  nitrite [英]['naitrait]  [美]['naɪtraɪt]
亚硝酸盐
1.
Detection and Control the Nitrite in Meat Products;
肉制品中亚硝酸盐的检测和控制
2.
Research of a test paper for quick checking of nitrite adulterated in milk;
牛乳中亚硝酸盐快速检测试纸的研制
3.
Main Influencing Factors of Nitrite Content in the Processing Production of Preserved Szechuan Pickle and Their Optimizations;
榨菜生产加工中亚硝酸盐含量的主要影响因子及其优化
3)  nitrate [英]['naɪtreɪt]  [美]['naɪtret]
亚硝酸盐
1.
Study on extraction of nitrite and nitrate in vegetable by solvention;
溶剂法提取蔬菜中硝酸盐、亚硝酸盐
2.
Survey on Nitrate Content in Pot-stewed Food in Suizhou City in 2007
2007年随州市卤菜食品中亚硝酸盐含量调查
3.
The contents of nitrate and nitrite in five kinds of Pickles and Sauerkrauts in Chaozhou were determined by the hydrochloric acid ethylene diamine colorimetric method and the ultraviolet spectrophotometric method.
用盐酸萘乙二胺比色法和紫外分光光度法分别测定潮州5种酱腌菜在不同条件下的硝酸盐和亚硝酸盐的含量,回收率依次为98%~109%,96%~110%;RSD:0。
4)  nitrite salt
亚硝酸盐
1.
The frequency dependent impedance of the interface between concrete and reinforcing steel bars were measured to determine the corrosion state using geophysical prospecting four-electrode array on the surface of the concrete containing various quantities of chloride salt and nitrite salt.
利用地球物理勘探过程中常用的四极法测定了含氯盐及亚硝酸盐钢筋混凝土中钢筋与混凝土界面的阻抗谱参数 ,同时测定自然电位、腐蚀面积率、钢筋失重率等 ,确定了阻抗谱参数与钢筋腐蚀程度的关系。
2.
The influnce of different concentrations of white sugar on the content of nitrite salt in the fermented cabbage was studied by spectrophotometry.
以白菜为原料,利用自然发酵方式制作泡菜,应用分光光度测定法,研究不同浓度的绵白糖处理对白菜中亚硝酸盐含量的影响。
5)  Nitrites
亚硝酸盐
1.
Determination for Nitrites in Meat by Derivative Voltammetry;
导数伏安法测定肉类食品中的亚硝酸盐
2.
Research on Components of Nitrites in Vegetables Based on Colour-comprison;
比色法测定蔬菜中的亚硝酸盐含量的探究实验
3.
The effects of chlorine dioxide on microorganism,nitrites,chlorophyll,and the activity of superoxide dismutase and peroxidase were studied.
研究了ClO2对微生物、亚硝酸盐、叶绿素、SOD、POD活性的影响。
6)  nitrite content
亚硝酸盐
1.
The study for nitrite content in picled vegetable fermentation;
蔬菜腌渍发酵中亚硝酸盐问题的研究
2.
Effects of fermentation inoculated lactobacillus on quality and nitrite content of Chinese sauerkraut;
人工接种对泡菜品质及亚硝酸盐含量的影响
3.
The variation of nitrite content in traditional salted fish was studied in this paper.
本文通过对不同品种咸鱼制品中亚硝酸盐的含量进行分析,并主要分析检测白姑鱼、马鲛和马鲅鱼在腌制过程不同时间、成品及变质品中亚硝酸盐含量的变化,结果表明:咸鱼制品中亚硝酸盐检出率百分百,但含量均少于5mg/kg,在酱腌菜限量标准内。
补充资料:亚硝酸盐
      亚硝酸的盐类,含有亚硝酸根NO娛离子,为离子型化合物。亚硝酸盐一般无色,有毒,可以致癌。除浅黄色的亚硝酸银外,一般都易溶于水。亚硝酸盐相当稳定,形成溶液时可被空气中的氧逐渐氧化,生成硝酸盐。碱金属亚硝酸盐的热稳定性较高,其他的亚硝酸盐在加热时都分解。亚硝酸盐中氮原子的氧化数是+3。N娛离子既有氧化性,又有还原性。亚硝酸钠可由氧化氮和二氧化氮通入氢氧化钠溶液制备,硝酸盐与铅、铁或碳等共热也可生成亚硝酸盐。亚硝酸钠大量用于有机合成和偶氮染料工业。
  

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条