• 苯二甲酸二乙酯作为一种香味使用时,其他的未被列出成分似乎仅仅是帮助发明这种古龙特殊香味并不意味着他们无害的。

    While DEP is used as a solvent in the fragrances, other unlisted ingredients seem to help create the cologne's particular scent -- but that doesn't mean they're harmless.

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  • 制备方法是以氯化铵催化剂,原甲酸三乙酯为解,由乙醇和环己酮缩合合成。

    Cyclohexanone diethyl acetal was prepared from cyclohexanone with anhydrous ethanol as reactant, ammonium chloride as catalyst, triethyl orthoformate as water scavenger.

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  • 黄芩:采用硅胶G板,以醋酸酯-丁酮-甲酸-(5:3:1:1)为展开剂,显色剂为1%三氯化铁乙醇溶液。

    Radix Scutellariae was examined by Silca gel-G, the mobile phase was ethyl acetate-butanone-formic acid-water (5:3:1:1).

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  • 变相反应合成了邻苯二甲酸

    Magnesium phthalate dihydrate was synthesized by rheological phase reaction.

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  • 本文介绍了易挥发、具腐蚀性且组份之间存在可逆反应含有甲酸甲酸甲酯、甲醇样品GC分析

    In this article, analysis by GC of volatile and corrosive samples containing formic acid, formic ether, methanol and water among which there may be reversible reactions is described.

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  • 建立甲酸甲酯共存下甲醇分解制燃气体系的热力学模型研究体系的热力学平衡限度

    A thermodynamics model was proposed to study the equilibrium limitation of methanol decomposition to fuel-gas in the present of methyl format and water.

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  • 甲酸,安息香酸:一种芳香白色结晶C6H5cooh用来风干烟草用于洗牙杀菌剂

    An aromatic white crystalline acid, C6H 5cooh, used to season tobacco and in perfumes, dentifrices, and germicides.

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  • 华鱼藻为材料研究了6种氨基甲酸酯类农药藻类毒性效应

    The toxicity effect of 6 carbamic ester pesticides on Anabaena flos-aquae was studied.

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  • 去离子印度醋栗红石榴提取液、茄红素丙烯酸共聚物酵母提取液、无花果精华、对羟基苯甲酸甲酯咪唑烷基丙二甘油

    Ingredients: Deionized water, amalaki, pomegranate extract, lycopene, acrylic acid copolymer, yeast extract, fig essence, Methyl Paraben, imidazolidinyl urea, propylene glycol and glycerol.

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  • 因此反应中间产物为邻苯二甲酸产物为邻苯二氧化碳

    Therefore, the intermediate product is phthalic acid and final products are phthalic anhydride, carbon dioxide and water.

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  • 主要成份:去离子氢化聚癸烯、对羟基苯甲酸甲酯、对羟基苯甲酸丙酯丙烯酸共聚物矿物油香料

    INGREDIENTS: Deionized water, hydrogenated poly-decene, methyl p-hydroxybenzoate p-hydroxybenzoic acid propyl, acrylic acid copolymer, mineral oil, daily flavor.

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  • 3,5— 二氯苯甲酸作为物,采用液相色谱(HPLC)法同时测定了百甲合剂中的两种有效成份百草敌和二甲四氯

    In this paper, 3,5-Diclorobenzic acid was used as the internal standard to determinate the effective costituces in banvel·NH(CH3)2-MCPA·Na solution by HPLC.

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  • 发明公开了一种防锈纸处理剂,甲酸三乙醇胺尿素乙醇混合组成。

    The invention discloses an anti-tarnish paper finishing agent which is composed by mixing sodium benzoate, triethanolamine, urea, ethanol and water.

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  • 发明公开了一种防锈纸处理剂,甲酸三乙醇胺尿素乙醇混合组成。

    The invention discloses an anti-tarnish paper finishing agent which is composed by mixing sodium benzoate, triethanolamine, urea, ethanol and water.

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