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- By comparing the sodium hydroxide method and the salvolatile method,the former with low cost and high converting rate is a new valuable process for spreading. 进行了氢氧化钠法和碳酸铵法的对比研究,得出了氢氧化钠法生产成本低,转化率高,是值得推广的新工艺。
- Retrieval Technology of Effective Chlorine in Mother Liquor of Calcium Hypochlorite Using Sodium Hydroxide Method 烧碱法漂粉精母液中有效氯的回用技术研究
- sodium hydroxide method 氢氧化钠法
- Sodium hydroxide is a kind of hydriodide. 氢氧化钠就是一种氢氧化物。
- Sodium hydroxide in various forms is the most widely used. 各种形式的氢氧化钠是最广泛使用的。
- It is determined by the comparison method that sodium hydroxide and ethyl acetate are used as HCl acceptor and the solvent, respectively. 通过对比实验确定了乙酸乙酯为溶剂，氢氧化钠为缚酸剂。
- Hydrolysis was going on in sodium hydroxide solution. 水解在氢氧化钠溶液中进行。
- This paper is about the treatment of decoloring 30% liquor of industrial sodium hydroxide which was made by the method of midriff-electrolysis. 介绍了对用隔膜电解法制得的质量分数为30%25烧碱溶液进行脱色处理的研究。
- The synthesis of high viscosity carboxymethyl starch was prepared through the method of adding sodium hydroxide by twice steps in non-aqueous media. 研究了在非均相体系中,采用分步加碱法制备高粘度羧甲基淀粉的方法。
- The factors, such as ratio of row materials, reaction time and the effect of mass fraction of sodium hydroxide to the output ratio were studied, and the better method was found. 在合成对氟苯氧丙酸过程中探讨了原料配比、反应时间和氢氧化钠的质量分数对产物收率的影响，找到了较佳的合成条件。
- The concentrated sodium hydroxide is filtered through a pressure filter. 浓缩过的氢氧化纳通过压滤机过滤。
- The methyl chloride of concentration over 99% could be obtained by using the method of combining lower temperature drying and soild sodium hydroxide drying with compression. 采用降温干燥、固碱干燥和压缩相结合的方法，可使回收氯甲烷的浓度达99%25以上。
- Lye -- spelled l-y-e -- is also called sodium hydroxide or potassium hydroxide. 碱液也叫做氢氧化钠或者氢氧化钾。
- Results Positive rate of plumbum acetate and ammonia hydroxide method is significantly higher than that of PH and reduction lactose method (P<0.001). 结果用醋酸铅氢氧化铵法检测乳糖比PH还原糖法的检出率阳性高。P<0.;001;两种方法具有显著性差异。
- A method for the determination of arsenic in fumaric acid by HG AFS was developed. The sample was decomposed in sodium hydroxide solution and fumaric acid was transferred into water soluble sodium fumarate. 用氢氧化钠溶液分解富马酸使其转化为水溶性富马酸钠 ,然后用氢化物发生 -原子荧光光谱法测定了试样中的砷。
- Ingredients: Sunflower Oil, Palm Oil, Coconut Oil, Sodium hydroxide, Glycerin, Black Tea Oil, and Vitamin E. 成分：向日葵油、橄榄油、椰子油、氢氧化钠、甘油、黑茶油和维他命E。
- This material is dissolved in dilute sodium hydroxide to form the viscose solution. 将纤维素黄酸酯溶解在稀释的氢氧化钠溶液中,粘胶溶液便制成了。
- If improved luster is the goal, the sodium hydroxide concentration is kept at a high level. 如果丝光的目的是改善光泽,氢氧化钠溶液的浓度应较高。
- METHODS Oxygen flasr combustion method was used.Hydrogen peroxide solution was used as the absorption liquid and then was titrated by sodium hydroxide. 方法采用氧瓶燃烧法,过氧化氢溶液为吸收液,用氢氧化钠滴定。
- On the basis of studying the mechanism of sewage scaling and its softening treatment,the technique for water quality soft process with sodium hydroxide precipitation method is determined. 在污水结垢机理和软化处理研究的基础上,确定了氢氧化钠沉淀法进行水质软化处理的工艺。
