The process includes hydroxylation, self packing of APTES and terephthalic aldehyde packing.

1、

Iong open time, high bonding strength. Dissociative form aldehyde content can meet national standard.

开放时间长, 强度好. 游离甲醛含量通过国家标准.

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2、

Subject : To determine aldehyde chemical compound in alcohol quickly.

目的: 快速检测酒中醛类化合物.方法:毛细管气相色谱法.

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3、

Objective To set up a method for determining the protocatechuic aldehyde in Qingshenjianfei tablets.

目的建立轻身减肥片中原儿茶醛的含量测定方法.

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4、

And the contents of cinnamic aldehyde and menthol were determined synchronously by GC.

并用气相色谱法对制剂中肉桂醛和薄荷醇进行定量测定.

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5、

This reaction involves disproportionation of the aldehyde.

这个反应就是醛的歧化作用.

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6、

This method applies for measuring aldehydes in hydrophobic adhesives with relatively low aldehydes content.

本方法适用于分析醛类含量较低的疏水性胶粘剂中的醛类物质.

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7、

In the presence of acetic acid, p-anisidine reacts with aldehydes producing a yellowish color.

在乙酸存在下, p - 茴香胺与醛类反应产生黄色.

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8、

Using benzene as internal standard, the calibration factors of derivative of aldehydes 2,4-dinitrophenylhydrazine ( DNPH ) were measured.

将醛类物质与2, 4- 二硝基苯肼 ( DNPH ) 的衍生反应液直接进样,以苯为内标物,测定了甲醛、乙醛等醛类物质DNPH衍生物的校正因子.

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9、

Six dimethylsilyl bis -- enol others of aldehydes are synthesized and the yields are good.

合成了六个醛的二甲硅基双烯醇醚,产率较高.

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10、

The bactericidal power for sulfate-reducing bacteria of fourteen aldehydes of different chemical structure is investigated experimentally.

醛对硫酸盐还原菌的杀菌能力与其分子结构有密切关系.

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11、

Oxidation of aldehydes yields acids; reduction produces alcohols.

它们很容易氧化成酸或还原成醇.

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12、

Aldehydes possess anesthetic properties.

醛类具有麻醉的作用.

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13、

The technique is also suitable to synthesis of other aromatic aldehydes.

该工艺也适用于其它芳香醛的制备.

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14、

Simple examples of aldehydes are methanal ( formalaehyde , HCHO ) and ethanal ( acetaldehyde , CH 3 CHO ).

简单的醛有甲醛(HCHO ) 和乙醛 ( CH3CHO ).

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15、

STUDIES ON THE REACTION BETWEEN ALDEHYDES AND 1, 2-BIS ( p-TOLYL-AMINO ) ETHANE.

醛类与1, 2- 二 ( 对甲苯胺基 ) 乙烷作用的研究.

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16、

These reactions are therefore used to discern between ketones and aldehydes.

这些化学反应因此被用来区分醛类和酮类.

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17、

REDOX Relationships amongst Alcohols , Aldehydes and Ketones and Carboxylic acids.

醇, 醛与酮和羧酸之间的氧化还原关系.

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18、

The technique is applicable to other impurities such as aldehydes and alcohols.

该技术可用于其它杂质,例如醛和醇.

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19、

The yields of aldehydes produced in this sequential process are comparable to the two-step method.

用此法制得的醛,其产率与用两步法可制得的产率不相上下.

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20、

Both the alcohols and aldehydes are secondary products of the oxidation.

醇和醛两者为氧化的次级产物.

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