Dibutyl phthalate ( DBP ) has been found as a ubiquitous environmental pollutant with reproductive and developmental toxicity.

Third, encourage enterprises to non-use of phthalate plasticizers, to switch to non-toxic environmental protection type plasticizers.

第三, 鼓励企业不使用含邻苯二甲酸酯的增塑剂, 改用环保 无毒 型增塑剂.

Separation and determination of phthalate esters by non-aqueous capillary electrophoresis and capillary liquid chromatography.

香豆素于毛细管电泳与毛细管液相层蟋分离机制探讨之研究.

The sheet and operation in phthalic anhydride plant system after the adding partial condensator were introduced.

介绍了苯酐装置系统中增加部分冷凝器的流程,操作讨论了加部分凝冷器前后的经济效益.

Alkyd resin: Thermosetting resin, obtained as reaction product from glycerol and phthalic acid.

醇酸树脂: 热固性树脂.是丙三醇(甘油)和笨二酸(酞酸)起化学反应的产品.

A nitrofluorescein compound was obtained from 4-nitro phthalic acid and resorcinol a yield of 85.

以 4- 硝基邻苯二甲酸、间苯二酚、氯化锌为原料合成硝基荧光素,收率为85.

Trimellitic anhydride and o-phthalic anhydride are the mainly by-products in the producing process of pyromellitic anhydride.

均苯四甲酸二酐产品中主要含有偏苯三酸酐、苯酐等副产.

This was observed with phthalic half-ester of cellulose due to formation of an insoluble triethylamine salt.

通过不溶的三乙胺盐的形成,用纤维素的邻苯二甲酸 半 酯可以观察到此现象.

I perennial companies operating chemical raw materials: styrene, anhydride, phthalic anhydride, and so on.

我公司常年经营化工原料: 苯乙烯 、 顺酐 、 苯酐等.

The market demand, price and development trend of world phthalic anhydride are reviewed.

介绍了国内外苯酐的市场需求和价格情况以及发展趋势.

Western medicine is very effective in treating phthisis.

新医治疗肺结核很有一套.

The clinic characteristics, curative effect and squeal protection of phthisis and diabetes mellitus have been summarized.

总结肺结核合并糖尿病的临床特点 、 疗效及预后.

The washing machine has gone phut.

洗衣机坏了.

The business went phut.

公司倒闭了.

Our holiday plans have gone phut.

我们的假日计画已经吹了.

The last step in phycobilin biosynthesis is the phycobilin addition to the apophycobiliproteins.

藻胆色素生物合成的最后一步为色素与脱辅基藻胆蛋白的连接.

A single step chromatographic method for purification of-phycocyanin-PC was set up in this paper.

文章确立了简便的一步法纯化盐生隐杆藻藻蓝蛋白.

Evidence is lacking, however , as to their occurrence in other animal phyla.

微体在其他动物门的存在, 尚缺乏证据.

There are 5 phyla, 11 classes and 92 species of major wild medical animals in Changbai Mountain areas.

长白山区主要野生药用动物5门, 11纲,92种.

An ornament or a band worn on the forehead as a phylactery.

额饰一种戴在前额做护身符用的装饰或穗带.

Had used phyletic and various periphery integrated circuit, yuan group of parts of an apparatus, model.

使用过种类繁多的外围集成电路 、 元器件 、 模组.