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1)  nitration by nitric acid
硝酸硝化
2)  nitrosation and nitration
亚硝化和硝酸化
1.
In the light of ammonia nitrogen wastewater,the process of acclimating activated sludge by gradually increasing salinity and the effects of the activated sludge acclimated by 30 000 mg Cl/L on nitrosation and nitration in sequencing batch reactor(SBR) were studied.
针对含氨氮废水,研究了逐步提高盐度(以氯离子浓度计)驯化活性污泥过程、淡水活性污泥受到一定盐度冲击过程以及经过30000 mg Cl/L驯化后的活性污泥在盐度波动时对SBR反应器中亚硝化和硝酸化过程的影响。
3)  nitric acid oxidation
硝酸氧化
1.
An experimental research on nitric acid oxidation extracting technique of gold concentrate;
硝酸氧化工艺预处理东北寨金精矿试验研究
2.
The nitric acid oxidation of carbon black surface to obtain the good dispersion;
获取优良分散性炭黑的表面硝酸氧化
3.
The surface chemistry of a high modulus and a low modulus carbon fiber, both before and after nitric acid oxidation, were studied by X-ray photoelectron spectroscopy (XPS) and chemical derivatization.
采用 X光电子能谱 (XPS)及化学衍生法探讨了硝酸氧化前后的碳纤维表面化学的变化。
4)  Transformation of HNO3
硝酸转化
5)  digestion with nitric acid
硝酸消化
6)  waste acid of ni-trating
硝化废酸
补充资料:硝酸硝化
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性质:以硝酸为硝化剂与芳香族化合物作用置换其环上氢原子使之生成芳香族硝基化合物的过程。依照所用硝酸浓度的高低,硝酸硝化可分成浓硝酸硝化和稀硝酸硝化,这两种方法所应用的对象不同,前者主要用于芳烃化合物的硝化,后者一般仅用于活泼芳香族化合物的硝化。

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