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- The sulphur is collected and is usually sold to chemical companies mainly for the manufacture of sulphur acid. 硫收集起來(lái)后通常出售給化學(xué)公司,主要用于生產(chǎn)硫酸。
- We make superphosphate by reacting rock phosphate with sulphuric acid. 我們使磷酸鹽巖同硫酸發(fā)生化學(xué)反應制造過(guò)磷酸鈣。
- The chromatropic acid and magenta sulphurous acid methods for the formaldehyde determined by spectrophotometry are studied in this paper, and the two methods are compared. 本文研究了分光光度法測定甲醛中的變色酸法和品紅亞硫酸法,同時(shí)對這兩種方法進(jìn)行了比較。
- It is proved that the improved ioditori method is suitable for it but the ammonium chloride method、ioditori method and sulphurous acid method will introduce great deviation. 實(shí)驗先合成阻燃性樹(shù)脂,分析阻燃樹(shù)脂中甲醛含量,將樹(shù)脂滲入木材中后,再分析木材中游離甲醛的含量。通過(guò)對多種方法的實(shí)驗,確認了對阻燃性樹(shù)脂,改進(jìn)的碘量法較適合其中游離甲醛的分析測定,而亞硫酸鈉法、氯化銨法以及鹽酸羥銨法不適合;
- Please treat the material with sulphuric acid. 請用硫酸處理這種材料。
- A sulphuric acid spill polluted the East River. 硫酸泄漏污染了東江。
- The Company in 2004, mainly produced ISF chemical process pumps, (with sulphur acid) coil heaters, chemical process with the PO, electricians table me, the conveyor belt. 本公司2004年,主要生產(chǎn)ISF化工流程泵,(硫磺制酸用)盤(pán)管加熱器,化工流程用PO管,電工表箱,皮帶輸送機。
- The sulphuric acid has eaten into these steel pipes. 硫酸已腐蝕了這些鋼管。
- We make superphosphate by react rock phosphate with sulphuric acid. 我們使磷酸鹽巖同硫酸發(fā)生化學(xué)反應制造過(guò)磷酸鈣。
- The pieces were then thrown into a barrel of sulphuric acid. 隨后這些碎片會(huì )被扔進(jìn)一個(gè)硫酸桶里。
- Her hand came into contact with sulphuric acid and was burned. 她的手接觸了硫酸,燒傷了。
- Sulphur inport amounted to 8810 kt and sulphuric acid import amounted to 2 160 kt. 進(jìn)口硫磺8810 kt,進(jìn)口硫酸2160 kt。
- Sulphuric acid was produced in single-absorption process with total sulphur recovery of 92%. 副產(chǎn)冶煉煙氣采用一轉一吸工藝制酸,總硫利用率可達92%25。
- Hydrogen is a product of the reaction between zinc and sulphuric acid. 氫是鋅和硫酸反應的生成物。
- Add 5 ml concentrated sulphuric acid to 100 ml water sample and shake well. 把大約5亳升的濃硫酸加進(jìn)100亳升的水樣本中,混勻。
- Sulphur can be used to make gunpowder. 硫磺可以用來(lái)制造火藥。
- CHEMICAL ANALYSIS OF SULPHURIC ACID AND OLEUM. DETERMINATION OF ASH. 硫酸和發(fā)煙硫酸的化學(xué)分析。熔燒殘留物的測定。
- Add 5 ml.concentrated sulphuric acid to 100 ml.water sample and shake well. 把大約5亳升的濃硫酸加進(jìn)100亳升的水樣本中,混勻。
- His prototype used dilute sulphuric acid and operated at room temperature. 他當時(shí)的做法用的是稀釋的硫酸,而且是在室溫下進(jìn)行操作。
- Sulphur was not identified as an element until1810. 1810年以前還沒(méi)有認出硫是一種元素。