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氢氧化钠

[qīng yǎng huà nà]

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Definition:
AllAll,sodium hydroxidesodium hydroxide,sodium hydratesodium hydrate,Sodium HydroxideSodium Hydroxide,NaOHNaOH,caustic sodacaustic soda
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
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1.
The main goal of recovery of sodium hydroxide was the economies due to the high replacement cost of this chemical.
回收氢氧化钠的主要目的是在经济方面，因为它大大补偿了化学药剂消耗费用。
huí shōu qīng yǎng huà nà de zhǔ yào mù dì shì zài jīng jì fāng miàn , yīn wèi tā dà dà bǔ cháng le huà xué yào jì xiāo hào fèi yòng 。
2.
After ALL the NaOH has dissolved, top up to 250 ml with fresh methanol, as there may be some evaporation during mixing.
等氢氧化钠完全溶解后，倒入少量新鲜甲醇至250毫升，来弥补溶解过程中挥发掉的甲醇。
děng qīng yǎng huà nà wán quán róng jiě hòu , dào rù shǎo liàng xīn xiān jiǎ chún zhì èr bǎi wǔ shí háo shēng , lái mí bǔ róng jiě guò chéng zhōng huī fā diào de jiǎ chún 。
bbs.fblife.com
3.
The ammonium carbonate was better than sodium hydroxide and sodium silicate in increasing yield of light oil.
碳酸铵提高轻油收率的作用明显高于氢氧化钠和硅酸钠。
tàn suān ǎn tí gāo qīng yóu shōu lǜ de zuò yòng míng xiǎn gāo yú qīng yǎng huà nà hé guī suān nà 。
lib.cqvip.com
4.
CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. SODIUM HYDROXIDE. (EUROPEAN STANDARD EN 896).
人类用水的处理试剂.氢氧化钠（欧洲标准EN896）
rén lèi yòng shuǐ de chǔ lǐ shì jì . qīng yǎng huà nà ( ōu zhōu biāo zhǔn EN bā jiǔ liù )
www.mapeng.net
5.
In aqueous sodium hydroxide, with benzene as the catalyst, cinnamaldehyde is synthesized from the reaction of benzaldehyde and acetaldehyde.
在稀氢氧化钠溶液中，由苯甲醛和乙醛缩合制备肉桂醛。
zài xī qīng yǎng huà nà róng yè zhōng , yóu běn jiǎ quán hé yǐ quán suō hé zhì bèi ròu guì quán 。
www.ceps.com.tw
6.
The sodium hydroxide (known as "lye" , in the trade) breaks the oil molecules into fatty acids and glycerol.
氢氧化钠（市场上叫做“碱液”）将油分子分解为脂肪酸和甘油。
qīng yǎng huà nà ( shì chǎng shàng jiào zuò " jiǎn yè " ) jiāng yóu fēn zǐ fēn jiě wèi zhī fáng suān hé gān yóu 。
article.yeeyan.org
7.
and lime or sodium hydroxide is used for neutralization to obtain oil-soluble plugging agent of calcium or sodium sulfonate.
用水除去其中水溶性磺酸，再用石灰或氢氧化钠中和生成磺酸钙或磺酸钠油溶性封堵剂。
yòng shuǐ chú qù qí zhōng shuǐ róng xìng huáng suān , zài yòng shí huī huò qīng yǎng huà nà zhōng hé shēng chéng huáng suān gài huò huáng suān nà yóu róng xìng fēng dǔ jì 。
ip.com
8.
SODIUM HYDROXYDE FOR INDUSTRIAL USE. SAMPLING. TEST SAMPLE. PREPARATION OF THE MAIN SOLUTION FOR CARRYING OUT CERTAIN DETERMINATIONS.
工业氢氧化钠.取样.试样.按给定配量的主要溶液的制备
gōng yè qīng yǎng huà nà . qǔ yàng . shì yàng . àn gěi dìng pèi liàng de zhǔ yào róng yè de zhì bèi
www.mapeng.net
9.
Big quantities of quicklime are used to convert sodium carbonate into sodium hydroxide, the key chemical reagent in this process.
采用了大量的生石灰来把碳酸钠转换成氢氧化钠，它是这个过程中。
cǎi yòng le dà liàng de shēng shí huī lái bǎ tàn suān nà zhuǎn huàn chéng qīng yǎng huà nà , tā shì zhè ge guò chéng zhōng 。
maerz.com
10.
The new way of synthesis triethyl orthoformate in one step was advanced using chloroform, solid natrium hydroxide and anhydrous ethanol.
提出采用氯仿、固体氢氧化钠和无水乙醇一步合成原甲酸三乙酯的新方法。
tí chū cǎi yòng lǜ fǎng 、 gù tǐ qīng yǎng huà nà hé wú shuǐ yǐ chún yī bù hé chéng yuán jiǎ suān sān yǐ zhǐ de xīn fāng fǎ 。
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