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The pollution of natural water caused by hydroxybenzene compound are increasingly serious nowadays, that disserve entironment and health of human. How effectively disposed of the hydroxybenzene compound in water samples from environment is concern of everybody.

有机类化合物造成的水体的污染,直接危害着人类的健康和生态环境,如何有效地处理环境水样中有机类化合物,是当今人们普遍关注的一个问题。

Methods: Solubility and water oil distribution coefficient of the complex were studied, and compared with kaempferol-3-O-rutinoside.

制备山萘-3-O-芸香糖苷的磷脂复合物,测定其与山萘-3-O-芸香糖苷的溶解度,并对两者的水油分配系数进行分析。

The photodegradation of three phenols in different mediums was studied in the presence of divalent manganese ions.

通过对不同锰离子浓度下三种在三种不同介质中的光降解情况的研究,来确定水体中的锰离子对类有机物的光化学降解的影响。

Objective: To establish a method for determining the content of magnolol and honokiol in Pingwei effervescent tablets by HPLC.

目的:建立用高效液相色谱法测定平胃泡腾片中厚朴、和厚朴含量的方法。

Electrokinetic transport process could promote effectively the desorption and migration of phenol and 2,4-dichlorophenol in soil; electromigration and electroosmosis were the main mechanisms; and the .

结果表明,电动力学过程能有效地促进土壤中苯及2,4-二氯的解吸附和迁移,电渗析和电迁移是其主要的作用机理,其迁移效果与电动力学形式、污染物类型、土壤酸碱性质和电极反应等密切相关,可以采用适当的电动力学工艺修复含类化合物的污染土壤。

The compound is an ionic compound consisting of a cation NH(subscript 4 superscript +) and an anion C6H2N3O(subscript 9 superscript -), and it is the mono-substituted salt of TNPG. Since the existence of complicated hydrogen bond networks and electrostatic attraction between NH(subscript 4 superscript +) cation and C6H2N3O(subscript 9 superscript -) canion, the compound possesses better stability and low sensitivity.

该化合物是由一个铵根离子与一个一价的三硝基均苯三负离子相结合而形成的离子型化合物,分子中存在的大量氢键及铵根离子与三硝基均苯三负离子之间的静电引力使得该化合物具有较高的热稳定性和较低的感度。

A new technology, Supercritical Fluid CO_2 Extraction, was also supplied to study the plant. The technological parameter was optimal. Total extract of SFE-CO_2 were 4.86 times of the essential oil extracted by SDE, main active extracted constituents were 1.36% high than SDE. The chemical constituents of SFE-CO_2 were also analyzed by GC-MS. 57 constituents were identified, 29 constituents of them were first discovered. 24 constituents were discovered in two extract. Fingerprint is a good technology to elevate the quality of herb medicine. The main active fraction can be extracted by SDE and SFE, Fingerprint was studied respective, chromatographic parameter was acquired. 22 peaks were assigned common peaks in the spectrum of essential oil, 17 peaks were assigned to common peaks in the spectrum of SFE extract.

采用现代共性关键技术超临界CO_2萃取技术,通过正交试验,优选了超临界CO_2提取牛至挥发油的工艺,并与传统的水蒸气蒸馏法进行了比较研究,结果显示:前者提取有效部位的收率为后者的4.87倍,主要有效成分的转移率是后者的1.36倍;采用GC-MS分析方法和NIST质谱库检索,对SFE和SDE所提化学成分进行比较,SFE分离鉴定了57种化合物,占提取物总含量的86.96%,其中29种化合物为首次从该植物中鉴定;后者分离鉴定了69个化合物,占提取物总量的98.28%,其中27种化合物为首次从该植物中鉴定;两种方法的提取物中共有成分25种,包括主要有效成分麝香草、香荆芥、对聚伞花素等。

New composite sorbents for separating estrone were synthesized with the monomers of acrylamide and p-vinylbenzoic acid using estrone as the template.

以雌酮为模板剂,以丙烯酰胺和对乙烯基苯甲酸为单体合成出用于分离雌酮的新型复合吸附剂。

In order to test the anesthetic effect of Eugenol to Cyprinus carpio Linnaeus,Eugenol was dissolved in the water and diluted in different concentrations for the test.

为测定丁香对鲤Cyprinus carpioLinnaeus的麻醉作用效果,将丁香溶于水配制成不同浓度溶液进行试验研究。

On the antioxidant capacity analysis, the total phenol content, vitamin C remaining, DPPH scavenging ability and FRAP reducing power of dried guava slice by addition phenolic compounds after formation cross-linkage was higher than that of the control.

在抗氧化力方面,添加类的乾燥番石榴果片及蜜饯在形成交联后的总含量、维生C残留量、DPPH自由基清除能力及FRAP还原力均高於对照组。

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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。

Chapter Three: Type classification of DE structure in Sino-Tibetan languages.

第三章汉藏语&的&字结构的类型划分。