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三氧化铬 的英文翻译、例句

三氧化铬

词组短语
chromium trioxide · chromic anhydride
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With a fixed capital of RMB 80 million yuan, the company mainly produces sodium dichromate (with an annual output of 20 thousand tons), chromic anhydride (with an annual output of 5000 tons), potassium dichromate (with an annual output of 1000 tons), and oxidized chrome green (with an annual output of 3000 tons).

云南省陆良化工实业有限公司坐落在四季如春的云南省曲靖市陆良县西桥工业区,是滇、桂、黔三省唯一的铬化工生产公司,公司拥有固定资产8000万元,主要生产产品有:2万吨/年重铬酸钠、5000吨/年铬酸酐、1000吨/年重铬酸钾、3000吨/年氧化铬绿。

Ruixing is the registered trademark of our company, and the major products include Pyromellitic Dianhydride, Pyromellitic Acid, mesitylene, Durene, Aluminum Chloride Anhydrous, fluoro paints, melamine, green chrome oxide and metal chromium.

公司产品注册商标为"瑞星"牌,主导产品为:均苯四甲酸二酐、均苯四甲酸、均三甲苯、均四甲苯、无水三氯化铝、氟碳涂料、三聚氰胺、氧化铬绿和金属铬。

Chromic trioxide and chromium hemitrioxide are determined with iodometry, the coefficient of variation of chromic trioxide is 0.056%, and the recovery of marked compound is 99.82-99.83%; the coefficient of variation of chromium hemitrioxide is 1.45%,and the recovery of marked compound is 98.55-99.26%; iron is determined by complexometric titration, the coefficient of variation of iron is 1.73%, and the recovery of marked compound is 99.12-99.23%;sulfate is determined by complexometric titration, the coefficient of variation of sulphate is 0.16%, and the recovery of marked compound is

Analysis Of The Chromium Electroplating Wastewater By Oxidation-reduction And Complexometric Titration-化学工程与工艺-本文采用氧化还原滴定法与络合滴定法对镀六价铬的废水中铬酸酐,三氧化二铬,铁和硫酸根的含量进行了测定:铬酸酐和三氧化二铬用碘量法测定,铬酸酐的变异系数为0.056%,加标回收率为99.82-99.83%,三氧化二铬的变异系数为1.45%,加标回收率为98.55-99.26%;铁用络合滴定法测定,其变异系数为1.73%,加标回收率为99.12-99.23%;硫酸根用络合返滴定法测定,其变异系数为0.16%,加标回收率为

Typical application: Co-WC powder, chrome oxide powder, Lead sesquioxide powder, Chromium carbide powder, zirconium oxide powder, Ni Base Alloy-Chromium Carbide,etc.

典型应用:钴碳化钨粉、氧化铬粉、三氧化二铅粉、碳化铬粉、氧化锆粉、镍铬碳化铬粉、钴铬铌钇粉等。

A facile method is presented for synthesis of malonaldehyde dianil from propargyl alcohol by oxidizing using chromium trioxide and addition reaction with aniline.

以丙炔醇为原料,经三氧化铬氧化生成丙炔醛后,直接与苯胺反应简便地合成了β-苯胺基丙烯醛缩苯胺。

Ruixing is the registered trademark of our company, and the major products include Pyromellitic Dianhydride, Pyromellitic Acid, mesitylene, Durene, Aluminum Chloride Anhydrous, fluoro paints, melamine, green chrome oxide and metal chromium.

公司产品注册商标为&瑞星&牌,主导产品为:均苯四甲酸二酐、均苯四甲酸、均三甲苯、均四甲苯、无水三氯化铝、氟碳涂料、三聚氰胺、氧化铬绿和金属铬。

Advances on the development of new oxidation reagents and methodologies and their applications in both target-and diversity-oriented synthesis have been regularly surveyed and constituted one of the most extensively and actively investigated areas of current organic synthesis.1 In this context,a plethora of oxidants,including those small organic molecule-based reagents (such as Dess-Martin periodinane,Swern oxidation,Moffatt oxida- tion,Corey-Kim oxidation,and 三氧化硫/pyridine)and metal-based systems(such as Jones reagent,Collins reagent,pyridinium chlorochromate,pyridinium dichromate,barium permanganate, manganese dioxide,ruthenium tetroxide,silver carbonate,and Oppenauer oxidation),have been identified to be powerful tools promoting conversion of various alcohols into their corresponding aldehyde or ketone products and thus evolved as a most important class of tools in synthetic chemists'arsenal.

关于新的氧化试剂和方法,在两个目标和多样性为导向的发展及其应用合成的进步定期调查,构成一个最广泛,积极探讨在这方面,过多的地区目前有机合成。1氧化剂,包括有机小分子为基础的试剂(如Dess - Martin氧化剂,斯文氧化反应,氧化法特,科里,金氧化,三氧化硫/吡啶)和金属为基础的系统(如琼斯试剂,柯林斯试剂,吡啶氯铬,吡啶铬,钡锰,二氧化锰,四氧化钌,银碳酸盐和开瓶器氧化),已被证实为推动中相应的醛或酮醇转化的各种产品,功能强大的工具,因而作为一个最重要的阶级演变在阿森纳的工具合成化学家。

The main metallurgical characteristics of chrome is easy to rapidly oxidized to form a refractory oxide chromium oxide (Cr203), thereby increasing the possibility of weld metal inclusions.

铬的主要冶金特征是易于急剧氧化,形成难熔的氧化物三氧化二铬(Cr203),从而增加了焊缝金属夹杂物的可能性。

Methylene chloride ; catalytic combustion ; catalyst ; vanadium pentoxide ; chromium trioxide ;γ-alumina ; pottery ; waste gas treatment

二氯甲烷;催化燃烧;催化剂;五氧化二钒;三氧化铬;γ-氧化铝;陶瓷;废气处理

I plant perennial supply of chemical plating material: nickel sulphate, chloride nickel, nickel nitrate, ammonium chloride, sodium hypophosphite, sodium citrate, ammonium citrate, potassium citrate, chromium oxide, red Lead oxide, palladium chloride, SnCl2, crystal tin tetrachloride, the resistance of fuse, lithium fluoride, sulfuric acid cadmium, Na2HPO4, bismuth chloride, bismuth oxide, oxide Thallium sulfate Cobalt, cobalt nitrate, cobalt chloride, barium hydroxide, calcium hydroxide, fine chemical products.

我厂常年供应化学镀材料:硫酸镍、氯化镍、硝酸镍、氯化铵、次亚磷酸钠、柠檬酸三钠、柠檬酸三铵、柠檬酸钾、三氧化铬、红色氧化铅、氯化钯、氯化亚锡、结晶四氯化锡、电阻熔断剂、氟化锂、硫酸镉、磷酸氢二钠、氯化铋、三氧化二铋、三氧化二铊、硫酸钴、硝酸钴、氯化钴、氢氧化钡、氢氧化钙等精细化工产品。

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chromium sesquioxide:三氧化二铬 氧化铬绿

chromium polish | 铬抛光剂 | chromium sesquioxide | 三氧化二铬 氧化铬绿 | chromium sesquisulfide | 三硫化二铬

chromic acid:三价铬酸

氧化铬绿 chrome oxide green | 三价铬酸 chromic acid | 蚁酸 Formic acid 85%

chromic acid:三氧化铬(铬酸)

三氧化二砷 Arsenic Trioxide 1561 35 | 三氧化铬(铬酸) Chromic Acid 1463 30 | 三氯乙烯 Trichloroethylene 1710 46

chromic acid:三价铬酸 , 铬酸

Chrome oxide green 氧化铬绿 | Chromic acid 三价铬酸 , 铬酸 | Chromium oxide gree 氧化铬绿

chromic oxide:氧化铬 三氧化二铬

chromic oxide coating sheet | 镀铬(氧化物的)薄板, 钝化薄板 | chromic oxide | 氧化铬 三氧化二铬 | chromic potassium alum | 铬钾矾 硫酸铬钾

chromic oxide:(三)氧化(二)铬

chromic acid铬酸HCrO | chromic oxide(三)氧化(二)铬CrO | chromic carbide碳化铬CrC

Chromium Oxide Green:氧化铬绿

chromium ore 铬矿砂 | chromium oxide green 氧化铬绿 | chromium oxide 三氧化二铬

chromium sesquioxide:三氧化二铬 氧化铬绿

chromium polish || 铬抛光剂 | chromium sesquioxide || 三氧化二铬 氧化铬绿 | chromium sesquisulfide || 三硫化二铬

chromium trioxide:三氧化铬

(Dichromates)和三氧化铬(Chromium trioxide)等]的浓度. 本标准是总结、归纳和改 进了原有的标准方法后提出. 这次修订将同类化合物的同种监测方法和不同种监测方法归 并为一个标准方法,并增加了长时间采样和个体采样方法.

Chromium trioxide, anhydrous:无水三氧化铬[铬(酸)酐]

1462 Chlorites, inorganic, n.o.s. 无机亚氯酸盐类, 泛指名 51042 | 1463 Chromium trioxide, anhydrous 无水三氧化铬[铬(酸)酐] 51519 | 1465 Didymium nitrate 硝酸钕镨 51523