Thus further oxidized to more stable small molecules such as oxalic acid.
所以这些物质能进一步氧化分解成草酸等更稳定的的小分子。
It is produced by the reduction of fuchsin by sulfurous acid, and is oxidized by aldehydes and ketones, restoring the magenta color of the fuchsin.
配法是用亚硫酸使品红溶液还原,若有醛酮类存在时便使之氧化而重新呈现品红本身的洋红色。
The p-ethylacetophenone was synthesized with acetylated, ethylbenzene and anhydrous aluminium chloride, then was oxidized top-ethylbenzoic acid with iodoform reaction.
以乙酸酐、乙基苯和无水三氯化铝为原料合成对乙基苯乙酮,并利用碘仿反应氧化对乙基苯乙酮制备对乙基苯甲酸。
The-COOH contents in HA increases, phenolic-OH group decreases and the chemical acidity of acidic functional groups increases when HA is oxidized by nitric acid.
用硝酸氧化能使ha中羧基含量增加,酚羟基减少,酸性功能团活性提高。
An acid additive used in acidizing that is either a a sequestering agent used to complex iron ions orb a reducing agent such as erythorbic acid used to reduce the oxidized state of iron.
在酸化作业中所用的一种酸添加剂。它可为用于络合铁离子的螯合剂,或为用于使氧化状态的铁还原的还原剂(如赤藓酸)。
This article confirmed the strong sulfuric acid to have the dehydration property and the strong oxidized characteristic by the strong sulfuric acid reacting with the sucrose.
从(浓)硫酸与蔗糖的反应,验证了(浓)硫酸具有脱水性和强氧化性的特性,同时成功地利用微型化学实验手段将(浓)硫酸的性质和反应产物的检验进行一体化实验。
In the reaction, some aniline is completely oxidized to CO2 or partially oxidized to carboxylic acid.
在反应中有一部分苯胺被完全氧化或部分氧化成CO2或羧酸。
The result of FT-IR analysis showed that there was copolycondensation between acid-hydrolyzed and oxidized starch and acrylamide.
结果表明,FT-IR证明了酸解氧化玉米淀粉与丙烯酰胺发生了共聚反应;
It is oxidized to form terephthalic acid for polyester resins and fibers.
它可氧化生成对苯二甲酸用于生产聚酯树脂和纤维。
It is based on the iodine catalysed discoloring reaction of malachite green oxidized by chloramine t in hydrochloric acid medium.
基于在稀盐酸介质中,碘催化氯胺T氧化孔雀绿而使其褪色的反应,建立了测定痕量碘的新方法。
The growth and property of oxidized film are restricted by various factors such as tank liquor temperature, sustained oxidation time, alloy composition, current density and sulphuric acid density.
而氧化膜的生长和性能要受到槽液温度、持续氧化时间、合金成分、电流密度、硫酸浓度等多种因素的制约。
The method is based on the catalysis of phenanthroline to the discoloring reaction of bordeaux R oxidized by potassium periodate in the dilute acetic acid solution.
在稀醋酸介质中,痕量邻菲咯啉对高碘酸钾氧化玫瑰桃红R褪色反应有明显的催化作用,据此建立了测定邻菲咯啉的催化动力学光度法。
The XPS spectra of carbon fibers electrochemically oxidized in acetic acid, nitric acid, phosphoric acid, sulphuric acid and ammonium carbonate were fitted by a Gaussian Lorentzian mixed function.
采用一个高斯和劳伦兹的混合函数对不同电解质电化学氧化后碳纤维的XPS谱图进行了解析。
This technology USES a new catalyst to make copper oxidized by air in a dilute sulfuric acid solution and thus to prepare industrial cupric sulfate.
该工艺是使用一种新型铜蚀助剂,使紫铜在稀硫酸溶液中迅速被空气氧化而制备工业硫酸铜。
Oxidizing agent was prepared by means of anhydrous manganous acetate dissolved in glacial acetic acid and oxidized to divalent manganic salt by potassium permanganate.
氧化剂的制造是将二价无水醋酸锰溶于冰醋酸中,用高锰酸钾将其氧化成三价醋酸锰。
It's found that in sulphuric acid medium, sodium diphenylamine sulfonate can be oxidized by hydrogen peroxide and produce two benzene allied purple.
在硫酸介质中,二苯胺磺酸钠可被过氧化氢氧化生成二苯联苯胺磺酸紫。
Penicillin G potassium salt can be oxidized by Hydrogen Peroxide or Peracetic acid to give sulfoxide with a yield of 91.5%.
以青霉素G钾为原料,分别采用过氧乙酸和双氧水作氧化剂合成青霉素G亚砜,收率可达91.5 %。
Thep-benzoquinone was oxidized to open the ring and formed other intermittent products such as butanol, butanone, propanoic acid and ethanediol.
对苯醌开环后,进一步被氧化,中间会生成丁醇、丁酮、丙醇、乙二醇等。
Tryptophan is oxidized by nitrous acid at elevated temperature produce a phenolic intermediate which further reacts with nitrous acid to form a fluorescent species.
本文首次提出了利用亚硝酸氧化色氨酸的荧光反应测定色氨酸的方法。
Penicillin V potassium salt is oxidized with Peracetic acid to synthesize Sulfoxide with a yield of 96.1%.
以青霉素V钾为原料,采用过氧乙酸作催化剂合成青霉素V亚砜酸,收率可达96.1%。
This article confirmed the strong sulfuric acid to have the dehydration property and the strong oxidized characteristic by the strong sulfuric acid reacting with the sucrose.
从浓硫酸与蔗糖的反应,验证了浓硫酸具有脱水性和强氧化性的特性,同时成功地利用微型化学实验手段将浓硫酸的性质和反应产物的检验进行一体化实验。
This experiment mainly studies the technology on pressure-leaching processes of rude and weakly oxidized ilmenite to artificial rutile in hydrochloric acid by pressure kettle.
采用盐酸加压浸出技术进行了攀枝花钛精矿浸出实验研究。
Sphalerite was oxidized and leached by manganese ore in acidic condition (sulfuric acid system), lixivium of which was used to extract indium and separate iron.
利用软锰矿在酸性(硫酸体系)条件下氧化浸出闪锌矿,对其浸出液进行萃取铟分离铁。
With the biological characteristic of sulfur-oxidizing bacteria, sulfur is oxidized into sulfuric acid which neutralizes the OH -, so as to achieve the purpose of improved saline-alkali soil.
根据硫氧化细菌的这种生物特性,使其在盐碱土中发生生化反应,将硫磺粉氧化生成硫酸,中和盐碱土中的OH-,从而达到改良盐碱土的目的。
Finally, a part of ascorbic acid was oxidized to CO2 at high potentials.
在较高电位下,部分抗坏血酸最终被氧化成CO2。
Finally, a part of ascorbic acid was oxidized to CO2 at high potentials.
在较高电位下,部分抗坏血酸最终被氧化成CO2。
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