查询词典 sodium hydroxide

Ingredients : Fresh Aloe vera extract, natural organic oil (avocado, jojoba, olive, palm, coconut, castor); bees wax, natural essential oil (tea tree, peppermint, eucalyptus ); purified water and sodium hydroxide.

成份 ：天然有机鲜芦荟叶萃取物，鳄梨油，荷荷芭油，橄榄油，棕榈油，椰油，篦痲油，蜂腊，薄荷叶，茶树精油，薄荷精油，白树精油，天然泉水和氢氧化。

The structures were identified by IR, UV,〓 NMR and element analyses. 2. Free radical 4-hydroxy-2,2,6,6-tetramethyl-1-piperidinyloxyl as catalyst, the phase transfer catalyzed method of oxidation eighteen semicarbazides to N-Aryl-2-Phenyl diazenecarboxamide with a solution of potassium ferricyanide in 2N aqueous sodium hydroxide and dichloromethane is described for the first time.

利用2，2，6，6-四甲基-4-羟基-1-哌啶氮氧自由基为相转移催化剂，在饱和铁氰化钾的2N氢氧化钠溶液与二氯甲烷的两相反应液中，催化氧化十八个取代氨基脲得到十八个相应的新型偶氮化合物N，2-二芳基二氮亚烯甲酰胺，均获得了较高的产率。

The results showed that the wheat-straw powder had little reinforcing effect on NR,but had good filling effect;when the wheat-straw powder was modified by sodium hydroxide solution,silane coupling agent KH-550 or its solution,the physical properties of wheat-straw powder/NR composite were improved;the silane coupling agent KH-550 solution possessed better modifying effect.

结果表明，小麦秸秆粉末对NR无明显补强作用，但具有良好的填充作用；采用氢氧化钠溶液、硅烷偶联剂KH-550或其水溶液对小麦秸秆粉末进行表面处理，均可改善复合材料的物理性能，其中硅烷偶联剂KH-550水溶液的效果较好。

Cotton cloth is generally scoured with a delute solution of sodium hydroxide(1 to 3 percent, based on the weight of the cloth).

棉织物一般在浓度较低的氢氧化纳溶液中煮练（浓度为1%~3%，浓度的大小取决于织物的重量）。

Cotton cloth is generally scoured with a delute solution of sodium hydroxide (lto 3 percent, based on the weight of the cloth).

棉织物一般在浓度较低的氢氧化钠溶液中煮练(浓度为1%-3%，浓度的大小取决于织物的重量)。

Place the funnel with the filter paper and the precipitate in the neck of a 50mL volumetric flask. Dissolve the precipitate by washing the paper with 20% sodium hydroxide solution saturated with EDTA.

将置有滤纸和沉淀物的漏斗置于50ml容量瓶瓶颈处，使用EDTA饱和的20％的氢氧化钠溶液清洗，然后使用蒸馏水清洗并定容。

The electrochemical corrosion behaviors of indium tin oxide films were investigated by electrochemical methods in sodium hydroxide solutions.

通过循环伏安法等方法研究了氧化铟锡透明导电薄膜的电化学行为。

The second step is carried out by treating the bleached pulp obtained from the first step, with a solution of sodium hydroxide and hydrogen peroxide.

通过用氢氧化钠和过氧化氢的溶液处理第一步中获得的漂白纸浆而进行第二步。

The effects of reaction conditions on the bleaching of epoxidized soybean oil with hydrogen peroxide in alkaline medium were studied in terms of the dosage of hydrogen peroxide and sodium hydroxide, reaction temperature and reaction time.

研究在碱性介质下过氧化氢对环氧大豆油的脱色工艺，考察了过氧化氢和氢氧化钠用量、反应温度、反应时间等因素对脱色工艺的影响。

The experimental results showed that the optimized parameters for isolation of hemicellulose was: 2% hydrogen peroxide, 2% sodium hydroxide, heating time 4h, reaction temperature 75℃.

结果表明，半纤维素分离提取的优化参数为：2%过氧化氢，2%氢氧化钠，加热时间4h，反应温度75℃。

What would he tell Judith and the children?

他将怎样告诉朱迪丝和孩子们呢？

I this is at that time, the opinion with peacockish true girl is full of in a heart.

这就是当时的我，一个心中布满虚荣的女孩子真实的想法。