查询词典 sodium bisulfate

Analytical methods such as exploration and confirmation, another long-term production company also eight water barium hydroxide, sodium bisulfate, etc., and annual distribution of various chemical raw materials, product quality reliable, reputable!

分析方法的探索和确认等，另外公司还长期生产八水氢氧化钡，硫酸氢钠等产品，并且常年经销各种化工原料，产品质量可靠，信誉良好！

Sodium bisulfate is an excellent catalyst for synthesizing butanone 1,2-propan.

以一水合硫酸氢钠为多相催化剂，由丁酮和1，2-丙二醇反应合成了丁酮1，2-丙二醇缩酮。

The results showed that sodium bisulfate monohydrate was a good catalyst for the synthesis of fenofibrate, which would not cauterize the equipment, was friendly to the environment, and could be reused. The yield of fenofibrate was 88.6%.

改进发现一水合硫酸氢钠是一种不腐蚀设备、对环境友好的优良催化剂，酯化率可达88.6 9%，适合工业化生产。

The synthesis methods of dibutyl succinate catalyzed by p-toluene sulfonic acid, amino sulfonic acid,strongly acidic cationic exchange resin, ferric chloride hexahydrate, stannic chloride pentahydrate, copper sulfate , ammonium ferric sulfate dodecahydrate, titanium sulfate, sodium bisulfate monohydrate,and solid super acid et al were reviewed.

本文评述了对甲苯磺酸、氨基磺酸、强酸性阳离子交换树脂、六水三氯化铁、五水四氯化锡、十二水合硫酸铁铵、硫酸钛、一水硫酸氢钠和固体超强酸等催化剂催化合成丁二酸二丁酯的方法。

By using sodium bisulfate as the catalyst, hexyl hexanoate was synthesized.

采用硫酸氢钠为催化剂合成了己酸己酯，考察了催化剂用量、醇酸物质的量比、反应时间、带水剂用量及催化剂重复使用次数等因素对收率的影响。

The study realized the good blocking of isocyanate by sodium bisulfate with the mixing solvent of ethanol and water.

选用乙醇和水作为溶剂，实现亚硫酸氢钠对异氰酸酯的良好封闭。

The effects of reaction time and the amount of the catalyst on the ester yield were investigated with sodium bisulfate monohydrate green catalyst.

苯甲酸乙酯制备是典型的有机实验，本文采用自行设计的回流－吸水反应装置，一水硫酸氢钠为绿色催化剂，考察了反应时间、催化剂用量对酯化反应产率的影响。

In this paper the synthesis of propyl gallate from gallic acid and n-propyl alcohol as reactants and catalyzed by sodium bisulfate was studied; various influencing factors on the reaction were also investigated.

研究了以硫酸氢钠为催化剂，没食子酸和正丙醇为原料合成没食子酸丙酯，并考察影响反应的因素。

Reaction kinetics of sodium bisulfate, ferrous sulfate and sodium chlorate was studied by ion chromatography.

借助离子色谱法完整地描述了NaHSO〓、FeSO〓7H〓O和NaClO〓的反应动力学。

Another sodium acetate, sodium bisulfate 6000 tons, products are exported to the United States, Britain, Japan, India and Western Europe and other countries and regions.

另有乙酸钠、硫酸氢钠6000吨，产品远销美国、英国、日本、印度和西欧等国家和地区。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。