1、phosphoric acid

phosphoric acid發(fā)音

英：　　美：

phosphoric acid中文意思翻譯

常見(jiàn)釋義：

（正）磷酸

phosphoric acid雙語(yǔ)使用場(chǎng)景

1、Phosphoric acid produced by the wet process is in the ortho form.───用濕法生產(chǎn)的磷酸呈正磷酸狀態(tài).

2、Yibing base Liudai phosphoric acid amine production, marketing.───異丙基硫代磷酸胺的生產(chǎn) 、 銷(xiāo)售.

3、Organic phosphorus was turned into phosphoric acid by oxidation in dense vitriol and nitric acid.───有機磷經(jīng)濃硫酸-硝酸氧化分解,轉化為正磷酸.

4、The relationship between catalytic and the amount and composition of the free phosphoric acid was studied.───游離磷酸作為硅藻土磷酸鹽固體酸催化劑,用于催化丙烯齊聚和其他反應.

5、The Liquid Liquid equilibrium data of octane water and octane phosphoric acid water system were measured.───實(shí)驗測定了不同溫度下辛烷水二元體系和辛烷磷酸水三元體系的液液相平衡數據.

6、The melamine phosphate is synthesized from melamine and phosphoric acid. The optimum technological conditions are determined.───摘要以磷酸和蜜胺為原料,合成阻燃劑磷酸蜜胺;確定了最佳的工藝條件.

7、The experiments show that acid, acid and phosphoric acid can hydrolyze chrome shavings.───實(shí)驗表明:硫酸 、 甲酸、磷酸均可水解鉻鞣革屑.

8、The soy sauce containing urea will become red when heated together with diacetyldioxime and phosphoric acid.───摻有尿素的醬油在與丁二酮肟、磷酸混合后,加熱煮沸會(huì )呈現紅色.

9、The connection between phosphoric acid levels and depression was confirmed in an earlier study conducted by the company involving 66 people, 31 of whom were diagnosed with depression.───該公司先前曾對66名受試者進(jìn)行了研究，其中有31人已被診斷為抑郁癥，研究結果證實(shí)了血液磷酸濃度和抑郁程度間存在關(guān)聯(lián)。

10、Why add phosphoric acid in anatase titanium dioxide?───闡述了在生產(chǎn)銳鈦型鈦白粉顏料中,加入磷酸的目的、量、鈦白粉的影響,以及加入磷酸的方法.

11、Here some wet phosphoric acid purification technologies are presented.───闡述了濕法磷酸凈化方法及其研究進(jìn)展.

12、The technological principle and process producing monobasic potassium phosphate using chloride and phosphoric acid are introduced.───介紹以氯化鉀和磷酸為原料生產(chǎn)磷酸二氫鉀的工藝原理及工藝過(guò)程.

13、Also free from nitric acid and phosphoric acid, to prevent algae breeding.───更不含硝酸及磷酸, 真正預防藻類(lèi)滋生.

14、active ingredient in Coke is phosphoric acid.───可樂(lè )中的活躍成份就是含磷的酸性物質(zhì)。

15、Many beverages with bubbles, such as sodas, contain phosphoric acid, which diminishes bone mass and increases the risk for osteoporosis.───很多飲料都有很多泡沫，例如蘇打水，它其中含有的磷酸會(huì )減少骨的質(zhì)量和增加患骨質(zhì)疏松癥的風(fēng)險。

16、The tricalcium phosphate constituent is converted to phosphoric acid and calcium sulfate.───磷酸三鈣組分轉化成為磷酸和硫酸鈣.

17、So the qualified industrial phosphoric acid is gained by further washing and stripping sections.───結合洗滌和反萃可以得到合格的工業(yè)級磷酸.

18、Things such as surfactants, phosphates, hydrochloric acid, phosphoric acid, sulphuric acid, chlorine bleach and many more.───東西,如表面活性劑, 磷酸鹽, 鹽酸, 磷酸, 硫酸, 氯漂白水和許多更多.

19、The handling of the tail gas from the wet method phosphoric acid device is introduced.───主要介紹了濕法磷酸裝置的尾氣處理.

20、The research advance of purifying wet process phosphoric acid with solvent extraction method was introduced.───介紹了溶劑萃取凈化濕法磷酸的研究進(jìn)展情況.

21、The monoester, disester and phosphoric acid in dodecyl phosphate were determined by potentiometric titration.───采用電位滴定法測定了十二烷基磷酸酯中單酯、雙酯、磷酸的含量.

22、Is alkalescent phosphoric acid enzymatic what be?───堿性磷酸酶是什么?

23、This is our russell proofing area, first phosphoric acid then zinc primer then paint, your choice.───這是我們的羅素校對面積, 一磷酸,然后鋅底漆,然后油漆, 您的選擇.

24、These complexes require phosphoric acid pretreatment for their removal in degumming or refining.───這些復合物需通過(guò)在脫膠或精煉中加磷酸預處理來(lái)去除.

25、Objective : To investigate the effect of etch with 35 % phosphoric acid on enamel cracks.───目的: 探討正畸粘接托槽前,臨床上常規采用的35%磷酸酸蝕牙面進(jìn)行預處理,對釉質(zhì)裂的影響.

phosphoric acid相似詞語(yǔ)短語(yǔ)

1、phosphoric acids───磷酸

2、fluophosphoric acid───氟磷酸

3、phosphoric(V) acid───磷酸（V）

4、phosphonic acids───[有化]膦酸

5、metaphosphoric acid───[無(wú)化]偏磷酸

6、phosphonic acid───[有化]膦酸

7、hypophosphoric acid───次磷酸

8、phosphoric(V) acids───磷酸（V）

9、phosphorous acid───磷酸，[無(wú)化]亞磷酸

2、正磷酸根化學(xué)式？

H3PO4

磷酸

英文名 Phosphoric acid

別名 正磷酸

英文別名 orthophosphoric acid

Anhydrous phosphoric acid

CAS 7664-38-2

EINECS 231-633-2

化學(xué)式 H3PO4

分子量 97.99

InChI InChI=1/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)

密度 1.685

熔點(diǎn) 21℃

沸點(diǎn) 158℃

水溶性 MISCIBLE

物化性質(zhì) 

外觀(guān)與性狀： 無(wú)色透明或略帶淺色稠狀液體,純磷酸為無(wú)色結晶，無(wú)臭，具有酸味。 

熔點(diǎn)(℃)： 42.35(純品)

沸點(diǎn)(℃)： 261

相對密度 1.70

相對密度(水=1)： 1.87(純品)

相對蒸氣密度(空氣=1)： 3.38

飽和蒸氣壓(kPa)： 0.67(25℃，純品)

溶解性： 與水混溶，可混溶于乙醇.