钠

The contents of exceedingly weak diabasic alkalies such as sodium DL Hydroxy Succinic acid , sodium citric acid and sodium adipic acid were detected by using the standard curve method.

用标准曲线法测定了极弱二元碱：苹果酸钠、酒石酸钠、柠檬酸钠的含量。

The powder of cement was composed of calcium carbonate, tricalcium phosphate and calcium phosphate dibasic.

再以磷酸氢二钠和磷酸二氢钠合成浓度为0.2 mol/L的磷酸钠缓冲液，作为固化液。

Objective The anticogant to the endotheliotoxin receptor is a promising drug to treat with the pulmonary arterial hypertension therotically.But in our country there was few systemical clinical trial about the drug used in the disease.We study the curative effect and the side effect of an anticogant to the endotheliotoxin receptor-Tetramethylpyrazine on the pulmonary arterial hypertension.Methods The64newborn patients were continually main line the tetramethylpyrazine by the mini pump and stimutaneously treated with the respiratory machine.The injec-tion speed was controlled from5μg/kg·min to10μg/kg·min,or to20μg/kg·min.

目的 探讨内皮素受体拮抗剂—阿魏酸钠微量泵持续静脉注射治疗新生儿肺动脉高压的疗效和不良反应方法对64例肺动脉高压的新生儿在呼吸机械通气的情况下同时用微量泵持续静脉注射阿魏酸钠，阿魏酸钠微量泵静脉注射的速度由5μg/开始，在保证体循环血压的基础上可以逐渐加量至10μg/，直至20μg/。

The main products are as follows: Pharmaceutical Intermediate, Trimethyl Orthoformate , Triethyl Orthoformate, Sodium Methoxide, Power and solution Ethoxide,α-Chloropropionyl Chloride, Acetyl Chloride. Shandong Xinhua Junli Chemical Co.,Ltd.

公司主要产品为医药中间体，原甲酸三甲酯、原甲酸三乙酯、甲醇钠、乙醇钠、α-氯代丙酰氯、乙酰氯，其中原甲酸三甲酯、原甲酸三乙酯是国内唯一采用金属钠法工艺生产的企业。

When hydrochloric acid was added into saccharin sodium solution,chemical reaction happened,whose product was glucide,which cannot be dissolved in water,however,it can be dissolved by ethyl acetate,therefore glucide can be extracted from other components,then can be determined by titration with sodium hydroxide.

利用糖精钠与盐酸反应生成不溶于水而溶于乙酸乙酯的物质，将其萃取出来，然后再利用氢氧化钠对其进行滴定分析，采用二分试差法准确测定了某镀光亮镍添加剂中糖精钠及某镀光亮镍液中糖精钠的含量，分别为88。

With the concentration of 0.1mol·L~(-1), sodium benzoate andβ-sodium glycerophosphate show obvious inhibiting effect, respectively. And D-sodium gluconate with the concentration ranged from 0.001 to 0.1mol·L~(-1) has excellent inhibiting effect.

结果表明，缓蚀剂的浓度为0.1mol·L~(-1)时，苯甲酸钠和β—甘油磷酸钠有较好缓蚀效果，D—葡萄糖酸钠浓度为0.001mol·L~(-1)至0.1mol·L~(-1)时均有良好缓蚀效果。

Decabromodiphenyl oxide,tetrabromobisphenol A,sodium bromide,sodium bromate,potassium bromide,ammonium bromide,calcium bromide,calcium chloride,magnesium chloride,sodium bicarbonate,magnesium hydroxide,manganese bromide,hydrobromic acid,salt etc.

提供产品：十溴二苯醚、四溴双酚A、溴化钠、溴酸钠、溴化钾、溴化铵、溴化钙、氯化钙、氯化镁、碳酸氢钠、氢氧化镁、溴化锰、氢溴酸、盐等。

It is introduced briefly the modification way and result of lignosulphonate as coal-water slurry additive and determination of the adsorption film thicknesses of the LS and modified lignosulphonate on the smooth surface of coal and microscopic slide by the method of elliptical polarization .

简要介绍了木质素磺酸钠用作水煤浆添加剂的改性方法及结果，并采用椭圆偏振法测定了木钠及改性木钠在光滑的煤表面和载波片表面的吸附膜厚度，定量地对比了添加剂在固体表面吸附的空间位阻作用的大小。

It is researched that the global structure of modified lignosulphonate is dispersive and less cluster structure to benefit the adsorption efficiency, the adsorption capacity and to improve the lyophobic surface of coal;. the film thickness is double by the comparison of lignosulphonate and modified lignosulphonate in the respect of the space steric hindrance.

研究表明：改性木钠球形结构更加分散，簇状结构明显减少，对提高吸附效率，增加吸附量，极大程度地改善煤表面的疏水性极为有利；改性木钠的空间位阻作用与未改性木钠相比较，其表面吸附膜厚度增加1倍左右。

Silver nanoparticles with average particle size ranging from 2 to 131nm were manipulatively synthesized starting from silver nitrate using 10 kinds of different functional group-containing organic modifiers, such as polyvinylpyrrolidone, tween-80, sodium dodecyl sulfate, sodium polyacrylate, polyethylene glycol, D-sorbitol, sodium dodecyl sulfonate, sodium dodecylbenzene sulfonate, polyvinyl alcohol, cetyltrimethylammonium bromide, at room temperature.

摘 要：选择10种含有不同官能团的有机物为表面修饰剂，如聚乙烯吡咯烷酮、吐温-80、十二烷基硫酸钠、聚丙烯酸钠、聚乙二醇、山梨醇、十二烷基磺酸钠、聚乙烯醇、十二烷基苯磺酸钠和十六烷基三甲基溴化铵等，在室温下进行了平均粒径在2～131nm范围内纳米银颗粒的控制合成研究。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。