氢氧化钠

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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。
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。
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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。
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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）
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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。
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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。
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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。
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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
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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。
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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。
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