naoh

  • 网络氢氧化钠;烧碱;苛性钠

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naoh

氢氧化钠

氢氧化钠片硷氢氧化钠NaOH),俗称烧硷、火硷、苛性钠,因另一名称caustic soda而在香港称为哥士的,常温下是一种白 …

烧碱

烧碱NaOH)洗脚没有问题,但是暖气水里有许多病菌。评论| 最好不要~你拿个壶接点水放在暖气上,拿来洗脚一样的啊评 …

苛性钠

苛性钠(NaOH)和苛性钾(KOH)是碱性干燥剂,适用于干燥有机碱类,如氨气、胺类、吡啶、重氮甲烷,生物碱等,作为干燥器 …

强碱

所以对再生剂的选择尤为重要。强碱阴树脂必须用强碱(NaOH)而不能用弱碱(如NaHCO,)来再生,有两个原因:

火碱

使用火碱(NAOH)和磺酸调成中性,然后用些表面活性剂调制就好了 成本自己控制 大约0.6元/KG左右 不过对手不是很好 去污能 …

碱液

碱液naoh)有强腐蚀性,必须戴手套和塑料围腰,沾于皮肤上应立即洗净。煮的时间不要太长,以免聚合度下降,影响酯化。

氢氧化纳

氢氧化纳NaOH)俗称烧碱,是化工工业的基础产品,广泛应用于各个领域,随着经济的发展,氢氧化纳以及生产过程中产生 …

1
Reacting fat with NaOH will produce a stable soap that will usually become firmer as it cures. 脂肪与NaOH反应会产生一个稳定的肥皂,将通常更加坚定,因为它治愈。
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。
3
Fox News reported today about a joint Turkish-Chinese expedition that claims to have found Naoh's ark on Mount Ararat. 福克斯新闻今天报道说,一支土耳其-中国联合探险队宣称在亚拉山发现了诺亚方舟。
4
The assay of content of methoxamine hydrochloric acid using phenolphthalein indicator and NaOH as titrant was developed. 提出了以酚酞为指示剂,氢氧化钠为滴定剂测定甲氧胺盐酸盐含量的方法。
5
Silica white was prepared from laterite nickel ore by the method of molten NaOH-carbonization decomposition. 以红土镍矿为原料,采用碱熔融-碳酸化分解方法制备出白炭黑产品。
6
The effect of buffer layer, the concentration of NaOH, rate of reaction, and temperature on morphology of ZnO films is investigated. 研究缓冲层厚度、氢氧化钠浓度、反应速度及反应温度等条件对氧化锌薄膜形貌的影响。
7
The results show that, microwave and ionic liquid had synergetic effect on transesterification when using NaOH as catalyst. 研究结果表明,用碱作催化剂时,微波和离子液体对绝缘油的制备有协同促进作用。
8
Presence of sodium from NaOH will suppress the ionization of barium in the second set of solutions. 氢氧化钠中钠的存在可以抑制第二个校准溶液中钡的离子化。
9
In 10%NaOH aqueous solution, Tg of the composite kept on decreasing with the farther prolongation of immersion time. 在10%NaOH水溶液中,复合材料的Tg随浸泡时间的进一步延长而继续下降。
10
The acidity from the NaHSO3 additions to the wastewater required additional alkalinity (NaOH) additions. 从亚硫酸氢钠为需要额外补充碱度酸性废水(氢氧化钠)补充。
11
In aluminium anodizing process, concentration of NaOH, Al 3+ and additives in alkaline etching solution were determined. 在铝合金阳极氧化生产工艺中,测定碱蚀槽液苛性钠、铝离子、添加剂的浓度。
12
What else you need to know: Some people swear by filling mounds with grits, bleach, or Drano (not so eco-friendly). 你还需要知道什么:有些人诅咒火蚁,用砂岩,漂白剂或者Drano(固体氢氧化钠,NaOH,不生态保护的产品)来填充土墩。
13
the relative crystallinity of fir powder was lower after treated with NaOH solution. 碱溶液处理降低了杉木粉的相对结晶度。
14
For used oil, you should do a titration to determine the correct amount of NaOH to use. 使用过的油需按要做滴定法来确定正确的氢氧化纳使用量。
15
NaOH is a strong base; when mixed with relatively neutral water, it helps keep pH between 7 and 7. 5. 和相关中性水混合时氢氧化钠是强基,有利于将PH值保持在7到7.5之间。
16
Disposing of the NaOH solution before it is necessary wastes water and NaOH. 在有必要排放废水与废碱之前,提前排放碱液
17
There is 27. 2% NaOH in the sample and a little NaCl by qualitative. . . 通过定性定量分析,该样品有高达27.2%的氢氧化钠及很少量的氯化钠,其余为水。
18
Through the study on the added amount of NaOH, reaction time and temperature, the optimum production process conditions were determined. 通过对氢氧化钠的加入量、反应时间、反应温度等生产条件的研究,得出了最佳生产工艺条件。
19
Extracting New Technique for Camptothecine by NaOH aq. 喜树碱的碱水法提取新工艺。
20
Use 0. 1M standard NaOH solution titrant to titrate the solution from red colour to orange. 用0.1M标准NaOH溶液滴定剂,滴定到溶液由红色变为橙色。
21
This is normal. Make sure ALL the NaOH (lye) is dissolved. This may take 10 minutes or more. 确认所有的氢氧化钠完全溶解在甲醇里,这个过程可能需要十分钟或者更长。
22
Desorption studies were carried out using 0. 01-1 M NaOH solutions. 脱附进行了研究使用0.01-1M氢氧化钠的解决办法。
23
Pre-desiliconization of a Bauxite Ore through Leaching by High Concentration NaOH Solution under Atmospheric Pressure 常压下高浓度NaOH浸取铝土矿预脱硅
24
The time required for the bottles to be exposed to temperature, NaOH and pressure sprays 与瓶体接触所需的温度、碱液和压力喷淋的时间
25
Study of Forming-Membrane Property of Soft Cellulose after Steam Explosion in aqueous NaOH Solution 改性软木纤维素在NaOH水溶液中的成膜性能研究
26
Corrosion behavior of two types of cast iron containing Cr in hot concentrated NaOH solutions 两种高铬铸铁在热强碱中的腐蚀行为
27
Invalidation Principle of Austenitic Stainless Steel in the case of NaOH 奥氏体不锈钢NaOH介质下的失效机理
28
A comparison of the effects of pretreatment with white rot fungi and enzyme on the pulping performance of NaOH-AQ wheat straw 白腐菌与酶生物预处理对麦草NaOH-AQ制浆性能的影响
29
The Reaction between Halohydrocarbon and NaOH Aqueous Solution is Hydrolysis or Alkaline Hydrolysis 溴乙烷和氢氧化钠水溶液的反应是水解还是碱解
30
Effects of NaOH treatment on structure and properties of blend films made by collagen, konjac glucomannan and chitosan NaOH处理对胶原蛋白、葡甘聚糖、壳聚糖共混膜结构和性能的影响