An improved HPLC method for simultaneous determination of nitrate and nitrite in vegetables has been presented.

1、

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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2、

The results demonstrated that the seabuckthorn leaves extract had a strong scavenging ability for nitrite.

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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3、

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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4、

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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5、

The nitrite contents in pickles produced by inoculated fermentation or natural fermentation were compared.

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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6、

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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7、

Usually, vitamin C converts nitrite into nitric oxide, thus inhibiting the formation of nitrosamines.

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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8、

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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9、

As they eat the nitrates they form nitrites as an intermediate chemical byproduct.

当他们吸收这些硝酸盐的时候,会形成一种可以成为副产物的亚硝酸盐的中间产物.

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10、

What happens to nitrites is key.

重要的是这些亚硝酸盐发生了什么?

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11、

When added to Salmonella dog extracts treated with nitrites doubled to quadrupled normal DNA mutation levels.

再加入沙门氏菌就会产生二倍到四倍的致癌化合物.

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12、

Such esters, or mixtures thereof may also be modified by as nitrobenzene, nitrotoluene, dinitrotoluene or trinitrololuene.

这种酯或其混合物,也可由硝基苯, 硝基甲苯, 二硝基甲苯或三硝基苯等附加物来改性.

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13、

In the prcsence of Nitrobenzene , the TPC is then converted to the TPPH 2.

在硝基苯存在下TPC被氧化成TPPH_2.

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14、

A method was developed for the determination of nitrobenzene in aniline by differential pulse polarography.

建立了测定苯胺中微量硝基苯的差式微分脉冲极谱法.

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15、

Nitrobenzene can rapidly deteriorate the quality of groundwater.

硝基苯污染可使地下水环境质量急剧恶化.

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16、

The method for producing 4-aminodiphenylamine from nitrobenzene and aniline was an ideal method at the present.

从硝基苯和苯胺直接合成4氨基二苯胺是当前一种较为理想的方法.

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17、

A new kind of nickel stripping agent was developed agent of meta-nitrobenzene sodium sulfonate as oxidant.

以防染盐(间硝基苯磺酸钠)为氧化剂,研制了一种新型的化学退镍剂.

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18、

The steam and condensation backwater system of original nitrobenzene installation is unreasonable on energy using.

原硝基苯装置的蒸汽及冷凝回水系统用能不合理.

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19、

This is particularly evident in nitrocellulose propellants.

在硝化纤维素发射药中,这一点特别明显.

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20、

Liquid lamination : A high-gloss nitrocellulose varnish applied to book covers or jackets . Also called Varnishing.

上光油: 施加于书皮或书套上的高光泽硝化纤维清漆. 参看下文.

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