The dissolvent can be exposed to the air, for it has been added some additives for oxidation resistance. 这种溶剂可以暴露在空气中,因为其中已经加入了抗氧化的添加剂。
METHODS Used diluted hydrochloric acid as dissolvent, to ensure the disturbance degree of accessories and proof the feasibility of testing method. 方法试验采用稀盐酸做为溶出介质,依法确证辅料的干扰程度及含量测定方法的可行性。
Remain dissolvent in the food package? 食品包装残留溶剂知多少?
Use it plasticity or be not macerate of plasticity polymer latex to reach dry hind, again the dissolvent that dip drops with can evaporating in last shoe process. 将它用塑性或非塑性聚合物胶乳浸渍及干燥后,再浸以能在楦鞋过程蒸发掉的溶剂。
Producing dissolvent of this kind of recipe is the core business of this company. 出产这种配方溶剂是该公司的核心营业。
Use of organic coating materials and organic dissolvent will be controlled while water dissolvent coating materials and other substitute technology will be promoted. 严格控制有机涂料和有机溶剂的使用,鼓励使用水溶性涂料和其它替代产品、工艺。
Simultaneous determination of acetone, ethyl acetate, benzene, toluene, and xylene in air of workplace by gas chromatography with dissolvent desorption 热解气相色谱(法)工作场所空气中丙酮、乙酸乙酯、苯、甲苯、二甲苯的溶剂解吸气相色谱同时测定
Mellow fat, alcoholic acid kind if the organic dissolvent that lacquer uses is turpentine, loose the taste such as section water, benzine, acetone, ether is bad. 醇脂、醇酸类漆使用的有机溶剂如松节油、松节水、汽油、丙酮、乙醚等气味难闻。
This product had strong property of separation and recovery of organic dissolvent and vapour. 这种产品对有机溶剂和有机蒸气有很强的分离、回收性能。
Exploration on effect of Tongguan dissolvent on tubal infertility induced by chlamydia infection 通管冲剂治疗衣原体感染所致输卵管性不孕疗效探讨
A single can of dissolvent pollute millions of litres of water. 单单一铁罐的溶剂就可以污染数百万升的水。
This article gives a comparison of different kinds of reactor, dissolvent and pressure, and the direction about development of the process engineering. 就TDI光化工艺中反应器、溶剂及压力的类型进行了比较,并提出了此工艺过程的发展趋势。
Study on Method for Simultaneous Determination of Methyl Methacrylate and Butyl Acrylate in Air of Workplace by Gas Chromatography with Dissolvent Desorption 溶剂解吸气相色谱同时测定工作场所中甲基丙烯酸甲酯和丙烯酸正丁酯的方法研究
Method To conduct preliminary test on senna by different dosage and dissolvent, including pharmacy test and clinical test. 方法对不同溶媒和不同剂量的番泻叶进行了预试验、药检试验和临床试验。
Methods Film coating technique was used to screen the film coating dissolvent with the dissolving time and anti-hygroscopic property as the criteria. 方法采用薄膜包衣的生产工艺,选取3种包衣液处方,通过对溶化时间和防潮性能的比较筛选最佳的包衣材料。
Four factors, extracting time, temperature, content of alcohol to extracting dissolvent, the ratio of material and dissolvent and uniform design were studied in extracting pueraria isoflavones. 采用均匀设计法选用浸提时间、温度、浸提液醇度、料液比四因素对葛根异黄酮的提取率进行了实验研究,并用单因素实验进行了部分结论的验证。
The technique of preparation of special Nafion solution by using high boiling-point dissolvent is reported. 采用特种高沸点溶剂,获得了溶铸性能优良Nafion的溶液。
However, the different ways of mix have no effect on efficiency of the dissolvent. 而不同的混合方式却几乎不影响助溶剂的作用效果;
Acetate is an important kind of organic dissolvent and chemical raw stuff. It is wildly used in such industries as organic synthesis, paint, coating, medicine, aromatics and binder etc. 乙酸酯是一类重要的有机溶剂和有机化工基本原料,广泛用于有机合成、油漆涂料、医药、香料、粘接剂等行业。
Solid state reaction at middle-low temperature need not dissolvent and is a kind of new craft according with green chemistry. 中低温固相反应法无需溶液,是一种绿色化学新工艺。
Based on the traditional technique, the new research achievements and progress in the introduction of metastable system, mixed dissolvent system and non equilibrium system are reported. 介绍了在传统卤水化工生产技术基础之上引入介稳体系、混合溶液体系、非平衡体系相图所取得的研究成果和最新进展;
This article discusses methanol and diesel oil's influence on effect of the dissolvent from three aspects such as dissolvability, temperature and different ways of mix. And it also discusses the influence of water on system of methanol-diesel oil-dissolvent. 研究了在助溶剂作用下甲醇与柴油的互溶性、温度与不同混合方式对助溶剂作用效果的影响以及水分对甲醇-柴油-助溶剂体系的影响。
Utilizing orthogonal experiment design, PAC and PAM were used to dispose the backwater in production of refined konjak powder through wet process; then the dissolvent, alcohol solution, was recycled. 利用正交试验设计,研究用混凝剂PAC和助凝剂PAM对魔芋湿法生产废液进行混凝处理,以回收溶剂&酒精溶液。
Objective In order to study chromatography behavior in capillary column of different dissolvent for sodium cyclamate detection and explore optimum analysis results of sodium cyclamate in different chromatography condition. 目的研究环已基磺酸钠在不同溶剂中毛细管柱中的色谱行为,探索用不同的色谱条件测定环已基磺酸钠的最佳分析结果。
METHOD Extraction was conducted according to different dissolvent heteropolarity and different chemical components and screening conducted with hemostatic time in mice as the index. 方法对生蒲黄、炒蒲黄、蒲黄炭按不同溶剂极性及不同化学成分类型提取,以小鼠的止血时间为筛选指标对各部位进行筛选。
Methods To choose the different dissolvent and developer, to compare the separating effect and Rf. 方法选用不同的溶剂和展开剂,比较分离效果和Rf值。
And the property of dissolvent will change the nucleation rate. 溶剂的性质也将改变成核速率的大小。
It can be presumed that the nucleation rate of HHM will increase with the rise of temperature and supersaturated ratio, when toluene used as dissolvent. 指出HHM晶体在甲苯为溶剂的过饱和溶液中的成核速率随着温度和过饱和比的提高而增大。
After model reproducing, the GK rats and Wistar rats were randomized to dissolvent control group and therapy group, and meanwhile erected sham group. 模型制备成功后将GK大鼠和Wistar大鼠分别随机分为溶媒对照组和治疗组,同时分别设立假手术组。