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- The crude sodium carbonate ash obtained from these plants. 苏打灰从这些植物中获得的粗碳酸钠灰
- acid sodium carbonate 酸式碳酸钠
- Packing of sodium carbonate for industrial use II. 工业用碳酸钠包装2。
- Examples are sodium carbonate and potassium acid phthalate which are used to standardize acid and base solutions. 例如碳酸钠和邻苯二酸氢钾,分别用来标定酸和碱溶液。
- Aspirin is synthesized through O-acylating reaction from salicylic acid and anhydride acetic acid with anhydrous sodium carbonate as catalyst. 以水杨酸和乙酸酐为原料,采用无水碳酸钠作为催化剂经O-酰化反应合成了阿司匹林。
- Acetic acid, Citric acid, Lactic acid, Malic acid, Phosphoric acid, sodium carbonate, sodium citrate, Antioxidant, BHA, ... 黎巴嫩公司求购乙酸,柠檬酸,乳酸,苹果酸,磷酸,碳酸钠等2007-11-16
- Methylene chloride was used as extractant in the extraction of condensed liquid and 3% sodium carbonate solution was used in acid separation. 用二氯甲烷为萃取剂,萃取浓缩液用3%25碳酸钠溶液进行酸分离。
- Character of Sodium carbonate white powder crystal; When it dissolves in water, the liquid will have alkalinity, and emit heat; Sodium carbonate and acid react to salt. 性状白色粉状结晶;易溶于水,水溶液显碱性,并放出热量,易潮解;与酸发生反应生成盐。
- Content of the project: utilize CO2 resource, to set up production lines of methyl carbonate, granular dry ice powder, salicylic acid, sodium carbonate and ethylene urea etc. 项目内容:利用二氧化碳资源,新建碳酸二甲酯、颗粒干冰粉、水杨酸、轻质氧化鲜、碳酸钠、乙撑脲生产线。
- We use the best lignite or peat,activity humic acid sodium manufacturing . 我们生产的活性腐植酸钠是采用中国最好的褐煤或泥炭。
- In case of fire, use sodium carbonate or dry sand (never use water). 着火时使用碳酸钠或干沙子灭火(禁止用水);
- Stripping behaviors of 30% TRPO-kerosene organic phase containing actinide elements in nitric acid, oxalic acid and sodium carbonate solutions were studied. The conditions for stripping actinide elements were given. 研究了含锕系元素的30%25TRPO-煤油负载有机相在硝酸、草酸和碳酸钠溶液中的反萃行为,给出了锕系元素的反萃条件。
- Citric acid sodium citrate, Potassium sorbate, Stearic acid, Stearates, Sebacic acid, Inositol and Aromatic Chemicals. 柠檬酸,柠檬酸纳,山梨酸钾,糖精纳,硬脂酸盐类,癸二酸,硬脂酸,肌醇,香精香料。
- The technology uses row materials of o aminobenzoic sulfonic acid, cyanuric fluorine, sodium carbonate etc. and the process contains diazotization, coupling, condensation, salting out, dring etc. 此项技术是以邻氨基苯磺酸、三聚氟氢、碳酸钠等为原料,经过重氮化、偶合、缩合、盐析、干燥等工艺过程,生产出新型活性染料。
- Quality lignite or peat activity humic acid sodium is the production of raw materials. 活性腐植酸钠由优质的褐煤或泥炭制成。
- According to the procedure, 1,2-dichloroethane is used as solvent, Sodium carbonate is used as catalyst, 2-Indanone is prepared, adding dropwise of performic acid control the reaction. 采用以1,2-二氯乙烷为溶剂、碳酸钠为催化剂,滴加过氧甲酸控制反应速度的新工艺合成医药中间体2-茚满酮,较之传统工艺安全有效。
- Use to disinfect a liquid(for example chloric acid sodium aqua) to flush root-canal inner part. 用消毒液(例如氯酸钠溶液)冲洗根管内部。
- It is stirred with 10%sodium carbonate solution(50ml)and then with water (50ml), after which it solidifies. 与10%25碳酸钠溶液(50毫升)混合搅拌,然后再用50毫升水混合搅拌,从而析出固体。
- Carbonic acid, disodium salt;Soda;Soda ash;calcined soda;ccarbonic acid disodium salt;carbonic acid sodium ... 纯碱;苏打;食用纯碱;碳酸钠,无水;无水碳酸钠香港
- A similar pigment made synthetically by heating clay, sodium carbonate, and sulfur together. 佛青,群青用把粘土、碳酸钠和硫放在一起加热的方法合成的相似的颜料