医药原料

It use ascertaining end-point titrimetry to measure the end-point. It can be used to meansure the moisture content in chemical fertilizer medicine,foodstuff,chemical material and other industrial products.

采用"永停法"来测定终点，该仪器主要用于测定化肥、医药、食品、轻工、化工原料以及其它工业产品的水份含量。

It use ascertaining end-point titrimetry to measure the end-point. It can be used to meansure the moisture content in chemical fertilizer medicine,foodstuff,chemical materialother industrial products.

采用"永停法"来测定终点，该仪器主要用于测定化肥、医药、食品、轻工、化工原料以及其它工业产品的水份含量。

The ramification is a kind of fine chemical product with higher added value which is used to solvent, medicine, toiletry, pesticide, engineering plastic and so on.

项目内容：1，4-丁二醇是一种重要的基本有机化工和精细化工原料，其用途广泛，它的衍生物更是附加值高的精细化工产品，广泛用作溶剂、医药、化妆品、农药、工程塑料等。1，4-丁二醇为市场短缺产品，现有生产能力远远不能满足国内市场需求。

I was founded in 2005, is a professional Chemical Industry Co., Ltd, Main BF3 acetonitrile complex, boron trifluoride diethyl ether complex, boron trifluoride DMC complex and Inorganic chemical raw materials, pharmaceutical intermediates.

我公司成立于2005年，是一家专业的化工实业有限公司，主营三氟化硼乙睛络合物、三氟化硼乙醚络合物、三氟化硼碳酸二甲酯络合物及无机化工原料、医药中间体。

The shortage of stuffhas restricted the use and development of 5'-Cytidine triphosphate in medicine andfine chemicals.

原料不足的问题严重制约了核苷酸在我国医药、精细化工等领域的应用和发展。

China is power in the medicine materials,the cost is low and the price is cheap,especially in raw medicine material area,just like we have agreed that including cefixime capsule cefixime Troche Amoxycillin Capsule Tinidazole Injection CIPROFLOXACIN INJECTION,etc.

中国是一个医药生产大国，而且成本很低，价格便宜，尤其在药品原材料方面占有价格优势，如您在北京时我们共同商议的 cefixime capsule cefixime Troche Amoxycillin Capsule Tinidazole Injection CIPROFLOXACIN INJECTION 等药品的原料。

Which have high reactivity for its high unsaturation,so that it application in many ways,such as:pesticide, medicine ,dyestuff and food additive,etc.

介绍了双乙烯酮在国内外的生产情况，并对它或以它的衍生物作原料，在医药、农药、染料、有机合成等方面的应用作了较详细论述。

In this paper, the synthesis ways and applications of 4,5-dimethyl-l,3-dioxolen -2-one were introduced. An appropriate way synthesizing DMDO from acetoin via acylation, cyclization and dehydrochlorination was selected. The influences of various process conditions on the reaction were studied in detail, and the optimum process conditions were obtained by single factor experiments.

本文介绍了医药中间体4，5-二甲基-1，3-二氧杂环戊烯-2-酮的应用情况和合成路线，选择了适于工业化生产的工艺路线，即采用羟基丁酮为原料，经酰化、环合和脱氯化氢等步骤合成DMDO，并采用单因素试验法详细研究了各项工艺条件对反应结果的影响规律，确定了优化工艺条件。

Methyl chloroacetate is used widely as a industrial material,for example as a middle material in pesticide and medicine making.

氯乙酸甲酯是一种应用广泛的化工原料，多用于医药、农药生产的中间体，本试验对其进行了卫生毒理学评价。

In this paper, the applications of the environmental friendly solid acid catalysts for esterification were studied and the activities of these catalysts were discussed, by which the solid acid ferric sulfate x-hydrate was used first as catalyst in the synthesis of dimethyl fumarate and ethyl chloroacetate and solid super acid SO42-/Fe2O3 was used first as catalyst in the synthesis of ethyl p-nitrobenzoate.

本文研究了对环境友好的固体酸催化剂在酯化反应中的应用，首次以固体酸Fe_2(SO_4)_3·xH_2O为催化剂合成了新型防霉剂富马酸二甲酯和化工原料氯乙酸乙酯，以固体超强酸5O_4~(2-)／Fe_2O_3为催化剂合成了医药中间体对硝基苯甲酸乙酯，并探讨了这些催化剂的催化活性。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失