以亚硝酸作用于酚,很易制得亚硝基酚。
Nitrosophenols are formed very easily by the action of nitrous acid on phenols.
二硝基酚影响蔗糖的吸收或者分化到筛管里。
Dinitropheol exerted its effect on sucrose uptake or secretion into the sieve tubes.
本文研究了染料厂含硝基酚钠废水治理的方法。
This paper presents the method of treatment of waste water containing nitrophenol sodium from dye plant.
两种多孔铋膜对4-硝基酚的电还原有较高活性。
Kinetics of 4-nitrophenol decomposition by Fenton's reagent in flow electrochemical reactor;
研究了各种操作条件对臭氧降解水中对硝基酚的影响。
The influence of operation conditions on the degradation of 4-nitrophenol in water by ozone was studied.
废水处理后,对硝基酚含量可达到国家规定的排放标准。
The experiments show that content of the p-nitrophenol could be attained the draw off standard of national.
建立了微量对硝基酚戊酸酯法测定小鼠皮肤匀浆脂族酯酶活力。
A microassay method for aliesterase activity with p-nitrophenyl valerate was established and tried outwith mouse skin homogenate aliesterase.
对硝基酚是一种重要的化工原料,广泛应用于染料、药物制造及化学品合成等行业。
As an important industrial material, the paranitrophenol is widely used in dyestuff, medicine and chemosynthesis plant.
结果表明,硝基酚三种异构体在该修饰电极上具有良好的灵敏度、选择性和稳定性。
It was indicated that the modified elect rode was possessed of high sensitivity, selectivity and stability.
方法:利用乳酸环丙沙星与2 .4 二硝基酚产生反应,可形成电荷转移络合物,以分光光度法测定。
METHOD:To utilize the reaction of ciprofloxacin lactate and 2.4 dinitroresorcinol to form the charge transfer complex compound that was measured by UV spectrophotometry.
多硝基酚类污染物由于毒性大,具有生物积累性,难生化降解,对生态环境和人体健康构成严重的威胁。
Nitrophenols wastewater with the feature of strong toxicity, bioaccumulation and difficulty biochemical degradation, threat the ecological environment and human health seriously.
研究了间歇试验条件下,2,4 -二硝基酚(2,4 -DNP)与葡萄糖共基质时的厌氧降解动力学。
With glucose as co-substrate, anaerobic degradation kinetics of 2, 4dinitrophenol (2, 4-dnp) were investigated in batch culture.
利用实验室规模的UASB反应器,研究了颗粒污泥驯化前后的性质和2,6 -二硝基酚(2,6 - dnp)的降解效果。
Characteristics of anaerobic granules before and after acclimation, removal efficiencies of 2, 6-dinitrophenol (2, 6-dnp) were investigated in a lab-scale UASB reactor.
用实验室规模的2个UASB反应器,分别研究了以葡萄糖和乙酸钠为共基质条件下3-硝基酚(3-NP)和2,6-二硝基酚(2,6-DNP)的降解效果。
The removal efficiencies of 3-nitrophenol(3-NP) and 2,6-dinitrophnol (2,6-DNP) were investigated in two lab-scale upflow anaerobic sludge bed(UASB) reactors using two different co-substrates.
这种抑制作用,随氯酚吸附初始添加浓度的增大而增强,随4-硝基苯酚吸附初始添加浓度的增大而减弱;
The restraint was increased while increasing the initial concentration of chlorophenols, and declined while increasing the initial concentration of 4-nitrophenol;
结果表明:三种氯酚都能显著抑制黑碳对4-硝基苯酚的吸附;
The results indicated: The three kinds of chlorophenol all could significantly restrain the adsorption of 4-nitrophenol from water by black carbon;
在硝基邻位上存在的氢键给体如胺基,酚基时,总与硝基形成分子内氢键。
Donors such as amine and phenolic groups, when positioned ortho to a nitro group, are always involved in intramolecular hydrogen bonding.
所有的K离子均同时与酚羟基和硝基的氧原子配位。
All K atoms coordinate with o atoms of phenolic hydroxyl group and nitro-group simultaneously.
二硝基重氮酚会引爆,如果是受到大幅冲击,但它只会烧伤迅速点燃,如果是在公开,甚至几克。
DDNP will detonate if it is struck by a sharp blow, but it will only burn rapidly if ignited in the open, even several grams.
通过比较木素磺酸盐和模型物接枝前后酚羟基的含量和碱性硝基苯氧化产物得率的变化,对接枝反应位置进行了研究。
The graft site was studied by comparing the phenolic contents, yields of alkaline nitrobenzene oxidation products of lignosulfonates, model compounds and their copolymers.
研究了作为制备新型内硝基冠醚原料的中间体2-硝基-1,3-苯二酚(NB)及多甘醇双对甲苯磺酸酯(OEDT)的合成。
Synthesis of 2 nitro 1,3 benzenediol( NB) and oligoethyleneglycol ditosylate(OEDT) used as material for inner nitrocrown ether are studied.
本文研究了硫酸钡在氨水溶液中与EDTA的反应条件,提出用EDTA滴定法测定三硝基间苯二酚中的硫酸。
This Paper studies the reaction conditions of the Barium Sulphate and EDTA in ammonia water solution and proposes to use EDTA titration to determine sulphuric acid in Trinitro-resorcinol.
本发明的硝基苯硝基还原酶及其编码基因将在对氨基酚和邻氨基酚类芳香族化合物及其相关衍生化合物的生产中发挥重要作用。
The nitrobenzene nitro-reducing enzyme and its coding gene in this invention play an important role in the production of ortho-aminophenols and their derivatives.
采用EXAMS模式,研究了运河常州段中存在的双-(2-氯乙基)醚、硝基苯、喹啉以及挥发酚的暴露、归趋和持久性。
The exposure, fate and persistence of bis-(2 -chloroethyl )ether, nitrobenzene, quinoline and volatile phenol existing in the Grand Canal at Changzhou have been studied using EXAMS model.
酚钾- 1,3,5 -三硝基苯电荷转移络合物的研究。
The Study of Potassium Phenoxide-1, 3, 5-trinitrobenzene Charge Transfer Complexes.
硝基愈创木酚作为高效、低毒植物调节剂,一直倍受关注。
The 5-nitroguaiacol has been paid great attention as a high efficiency and low toxic plant-grow adjusting agent.
硝基愈创木酚作为高效、低毒植物调节剂,一直倍受关注。
The 5-nitroguaiacol has been paid great attention as a high efficiency and low toxic plant-grow adjusting agent.
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