Polyglycols for industrial use; Determination of hydroxyl number; Phthalic anhydride esterification method

工业用聚乙二醇 羟值的测定 邻苯二甲酸酐酯化法

属类：行业标准名称-ISO标准-

Synthesis of Reactive Micro-gels Containing Hydroxyl Group

含羟基反应性微凝胶的制备

属类：行业术语-中文论文标题-

Research on Scavenging Effect of the Hydrolysates from Cyrenodonax formosanus Meat Protein on Hydroxyl Radical

花蚬酶解物清除轻自由基作用研究

属类：行业术语-中文论文标题-

test methods for acid value,saponification value,ester value,iodine value,hydroxyl value and unsaponifiable matter of chemical products

化学产品酸值、皂化值、酯化值、碘值、羟值及未皂化物质化学分析方法

属类：行业标准名称-试验方法-

Degradation of Collagen by Hydroxyl Radical Produced by Fenton Reaction

基于Fenton反应的羟基自由基对胶原蛋白的氧化降解作用

属类：行业术语-中文论文标题-

An organic compound in which the hydrogen of the hydroxyl group of methyl alcohol is replaced by a metal.

甲基化产物一种有机合成物,是甲醇的羟基中的氢被一种金属取代

属类：综合句库--

Methane reacts with hydroxyl to produce formaldehyde.

甲烷与羟基反应生成甲醛

属类：综合句库--

Determination of Hydroxyl Radicals in Fenton Reaction by Simple Fluorimetry

简便荧光法测定Fenton反应产生的羟自由基

属类：行业术语-中文论文标题-

Alkali: A soluble matter that forms hydroxyl ions in solution. e.g. NaOH or KOH.

碱:在溶液中可形成氢氧根离子的可溶性物质。例如氢氧化钠或氢氧化钾。

属类：行业术语-印刷-

Adhesives-Determination of hydroxyl value and/or hydroxyl content

胶粘剂.羟基值和/或羟基含量的测定

属类：行业标准名称-国际标准-BS EN 1240-1998

Method for Testing Polyurethane Raw Materials: Determination of Primary Hydroxyl Contents of Polyether Polyols (08.02

聚氨基甲酸乙酯原材料的试验方法:聚醚多醇初始羟基含量的测定

属类：行业标准名称-国际标准-ANSI/ASTM D 4273-1995

Standard Practice for Polyurethane Raw Materials: Determining Hydroxyl Number of Polyols by Near Infrared (NIR)Spectroscopy

聚氨基甲酸乙酯原料的标准实施规范:利用近红外谱法测定多醇中的羟基值

属类：行业标准名称-国际标准-ASTM D 6342-1998

Test Methods for Testing Polyurethane Raw Materials: Determination of Hydroxyl Numbers of Polyols

聚氨基甲酸乙酯原料的试验方法:多醇的羟基数的测定

属类：行业标准名称-国际标准-ASTM D 4274-1999

Test Methods for Polyurethane Raw Materials: Determination of Primary Hydroxyl Content of Polyether Polyols

聚氨基甲酸乙酯原料的试验方法:聚醚多醇的原羟基含量的测定

属类：行业标准名称-国际标准-ASTM D 4273-1999

Method for Testing Polyurethane Polyol Raw Materials: Determination of Hydroxyl Numbers of Polyols (08.03

聚氨酯多醇原材料的测试方法:多醇羟基数的测定

属类：行业标准名称-国际标准-ANSI/ASTM D 4274-1994

Polyether polyols-Determination of hydroxyl number

聚醚多元醇中羟值测定方法

属类：行业标准名称-国家标准名-GB/T12008.3-1989

polyalkoxylated derivatives-determination of hydroxyl value-phthalic anhydride method

聚烷氧基化衍生物-羟值的测定-邻苯二甲酸酐法

属类：行业标准名称-试验方法-

It is seen that all secondary hydroxyl groups are on carbon atoms having four different substituents attached to them.

可见所有次级羟基都在一个碳原子上,这个碳原子有四个不同基团与它连接。

属类：工程技术-食品工程-

Synthesis of Poly-4-hydroxyl -styrylpyridine Catalyzed by Horseradish Peroxidase

辣根过氧化物酶催化合成聚-4-羟基苯乙烯基吡啶

属类：行业术语-中文论文标题-

Standard Test Method for Hydroxyl Groups Using Reaction with p-Toluenesulfonyl Isocyanate (TSI)and Potentiometric Titration with Tetrabutylammonium Hydroxide

利用与P-甲苯磺酰异氰酸盐(TSI)的反应和氢氧化四丁基铵的电势滴定法的羟基标准试验方法

属类：行业标准名称-国际标准-ASTM E 1899-1997

Both the free hydroxyl groups readily undergo esterification

两个自由羟基,都容易酯化。

属类：综合句库--

A natural,variously colored calcium fluoride phosphate,Ca5F(PO4)3,with chlorine,hydroxyl ,or carbonate sometimes replacing the fluoride.It is a source of phosphorus for plants and is used in the manufacture of fertilizers.

磷灰石一种自然的,多色的钙氟化物磷酸盐,Ca5F(PO4)3,其氟化物成分有时被氯,羟基或碳酸盐所取代。它是植物的一种磷肥并用来制造化肥

属类：综合句库--

There are also indications that these materials and other similar derivatives of the asphaltenes, especially those containing such functions as carboxylic or hydroxyl , readily exchange cations and could well compete with synthetic zeolites.

另有迹象表明,这些物质和沥青质的其它类似衍生物,尤其是具有诸如羧基和羟基功能的物质,能够迅速地交换阳离子,并且同沸石形成有力抗衡。

属类：社会文化-新闻报道-

There are also indications that these materials and other similar derivatives of the asphaltenes, especially those containing such functions as carboxylic or hydroxyl , readily exchange cations and could well compete with synthetic zeolites

另有迹象表明,这些物质和沥青质的其它类似衍生物,尤其是具有诸如羧基和羧基功能的物质,能够迅速地交换阳离子,并且同沸石形成有力抗衡。

属类：综合句库--

Halogen radicals produced by the reaction of hydroxyl radicals with halides, such as HX, may serve as terminators for the chain reaction.

卤素自由基是由羟基自由基与卤化物如HX反应而产生的,它可被用作连锁反应的终止剂。

属类：化学及生命科学-化学-

Study on Extraction and Ability to Scavenge Hydroxyl Radicals for Polysaccharides from Portulaca oleracea L.

马齿苋粗多糖的提取及清除羟自由基活性作用

属类：行业术语-中文论文标题-

An anhydride formed by the removal of a water molecule from the hydroxyl and carboxyl radicals of hydroxy acids.

内酯一种通过从酸的羧基中除去一个水分子而形成的脱水物

属类：综合句库--

Experiment of Hydroxyl Radical Treating the Photopigments of Red Tide Organisms

羟基对赤潮生物的光合色素作用实验

属类：行业术语-中文论文标题-

Effect of Hydroxyl Radical on Three Forms of Nitrogen in Ballast Water

羟基对压载水中三态氮影响的实验研究

属类：行业术语-中文论文标题-

Preparation and Microstructure of hydroxyl -terminated polydimethylsiloxane-modified CaO-SiO2-TiO2 organic-inorganic Hybrids

羟基硅油改性CaO-SiO2-TiO2有机-无机杂化材料的制备与显微结构

属类：行业术语-中文论文标题-