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Methoxychlor consignment four major production companies, acetate cobalt, manganese acetate series of intermediate products.

公司主要生产四氯苯醌、钴、锰等中间体系列产品。

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Nefedipine was synthesized with m-Nitrobenzaldehyde,ethyl acetoacetate,ammonium acetate.

以间硝基苯甲醛,乙酰乙乙酯,氨化试剂为原料。

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The hypernatremia of this patient was partially improved by dihydrochlorothiazide and desmopression acetate (DDAVP).

口服双氢克尿噻和去氨加压素可部分改善上述异常。

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Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.

首次以杂多化剂采用酯化法合成丙二醇单乙醚乙酯。

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Because of all these disvantages acetylchloride is used to react with absolute ethyl alcohol and synthesize ethyl acetate.

鉴于传统方法存在以上缺点,采用乙酰氯代替乙作为原料,不使用化剂,不加热,常温反应合成乙乙酯。

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OBJECTIVE To establish a rapid and exclusive method for the identification of medroxyprogesterone acetate tablets.

目的建甲羟孕酮片红外光谱鉴别方法。

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The calibration curves of cyproterone acetate and ethinylestradiol were linear in the range of 0.

反相高效液相色谱法测定复方环丙孕酮片中环丙孕酮和炔雌醇的含量。

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The acetolysis,oxidation and hydrolysis reactions in the synthetic process of 16-dehydropregnenolone acetate from diosgenin were studied.

研究了以薯蓣皂素为原料合成妊娠双烯醇酮酯生产工艺中的开环、氧化和水解3步反应。

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Composition of 1,8 - cineole (80%), camphene, phellandrene, Terpineol acetate, geraniol, isoamyl aldehyde, citronellal, and pepper ketones.

组成1,8-桉叶素(80%以上)、莰烯、水芹烯、萜品醇、乙香叶醇、异戊醛、香茅醛和胡椒酮等。

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Ethylene glycol monoether acetate are synthesized from acetic acid and ethylene glycol monoethyl ether with supported phosphotungstic acid catalyst.

和乙二醇单乙醚为原料,活性白土负载磷钨作为化剂,合成了乙二醇单乙醚酯。

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Objective: To research the factors relating to menstrual changes in women injected with depo-medroxyprogesterone acetate (DMPA).

研究注射甲孕酮(DMPA)妇女月经改变的相关因素。

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Abstract : A new colorimetric chemosensor 1 based on a tripodal benzaldehydic-phenylhydrazone selectively sensing acetate ion has been synthesized.

摘要 : 本文合成了一个新的基于三脚架苯甲醛苯腙的能够选择地检测根离子的比色化学传感器 1 。

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Phenoxyacetophenone could be prepared from potassium phenolate and m bromoacetophenone via Ullmann reaction catalyzed by copper acetate in high yields.

间苯氧基苯乙酮可由酚钾与间溴苯乙酮在化下以高产率合成。

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A series of toxic products were produced after photocatalysis on ethanol, such as acetaldehyde, ethyl formate, ethyl acetate, diethoxymethane, 1,1-diethoxyethane.

如乙醇的反应产物包括乙醛,乙乙酯,乙甲酯,缩醛等一系列有害物质。

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Isopropenyl acetate was synthesized from ketene and acetone by direct esterification using strong acidic cation-exchange resin to substitute H2SO4 as catalyst.

以乙烯酮和丙酮为原料,用强性离子交换树脂代替浓硫作为化剂,直接酯化合成乙酰丙酮的中间体乙异丙烯酯。

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METHODS The gel was prepared by taking mafenide acetate and dyclonine hydrochloride as main components,carboxymethylcellulose sodium and glycerol as base material.

磺胺米隆和盐达克罗宁为主药,以羧甲基纤维钠和甘油为基质,制备水溶性凝胶,以紫外分光光度法测定含量。

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Using the method of latex polymerization,poly vinyl acetate was synhesized with PVA as protective colloid,which was crosslinked with formylamine-group containing component.

采用乳液聚合的方法,以乙酰化聚乙烯醇为保护胶体合成聚乙烯乳液,并用含甲酰胺基的乙组分与其交联。

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Synthesis of isoamyl formate, isoamyl acetate, isoamyl propionate, isoamyl butyrate, isoamyl isobutyrate and isoamyl isovalerate by catalysis of hydrated ferric chloride are reported.

研究了氯化铁化合成甲异戊酯、乙异戊酯、丙异戊酯、丁异戊酯、异丁异戊酯和异戊异戊酯。

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Hydroprednisone acetate was injected into the rabbits of the model group using intragluteal injection to produce necrosis models of bone cells of femoral head.

模型组采用臀肌注射氢化泼尼松(简称激素)建股骨头骨细胞坏死模型。

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The present situation of terpinyl acetate synthesis has been reviewed.One-step and two-steps process for the synthesis of terpinyl acetate and relevant reaction mechanism are discussed.

综述了乙松油酯的合成研究现状,讨论了一步法和两步法合成工艺及相应的反应机理。

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VOA Special 2019年11月合集

They identified the chemical compound vitamin E acetate as a very strong culprit.

他们认为化合物维生素E醋酸酯" 非常可能的罪魁祸首。"

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科学60秒 听力 2016年7月合集

Okay, so the gut bacteria in fat-fed mice make acetate. What does acetate do?

食用高脂饮食的小鼠,其内肠道细菌可以产生醋酸酯。醋酸酯的作用什么?

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双语版 TED-Ed 演讲精选

Then, an enzyme called ALDH converts the toxic acetaldehyde to non-toxic acetate.

接着,乙醛脱氢酶(ALDH) 将有毒的乙醛转化为无毒的醋酸盐。

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美丽新世界

And look at these clothes. This beastly wool isn't like acetate.

你看这衣服。这种丑八怪毛呢老穿破,像人造丝。

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Scishow 精选系列

Only these crystals were made of sodium nitrate and sodium acetate, not sugar.

硝酸钠和醋酸钠制成的,而糖。

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科学60秒 听力 2016年7月合集

That location points to gut bacteria, which can produce acetate, as a possible culprit.

该位置指向肠道细菌,这种细菌能产生醋酸酯,潜在的罪魁祸首。

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WIL生活启示录

The acetaldehyde then gets converted to acetate and goes into the mitochondria like last time.

乙醛之后再被转换为乙酸盐并和之前一样,进入线粒

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科学60秒 听力 2016年7月合集

The animals experienced a buildup of a chemical called acetate, particularly in the large intestine.

因此,醋酸酯这种化学物质在这动物的大肠内积累起来。

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VOA Special 2022年7月合集

The resulting acetate mixture was then used as food to grow plants in the dark.

生成的醋酸盐混合物之后被用作在黑暗环境中植物生长所需的食物。

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美丽新世界

I'll show them you afterwards. Though, of course, the acetate has all gone into holes.

以后给你们看,尽管全都破了。

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Asap SCIENCE 精选

They're made of plasticized cellulose acetate which doesn't mean that they'll stay whole forever.

它们塑化醋酸纤维素制成的,这并意味着它们会永远完整地存在。

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So when the sodium acetate began to combust, the sodium nitrate sped things up.

因此,当醋酸钠开始燃烧时,硝酸钠就会加速燃烧。

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VOA Special 2022年7月合集

The team reported that all these plants were able to take in carbon from the acetate.

该研究小组报告称,所有这植物都能够吸收醋酸盐中的碳。

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VOA Special 2019年11月合集

In other studies, Vitamin E acetate was found in liquid from electronic cigarettes and other vaping devices.

在其他研究中,电子烟和其他电子烟设备的液中也发现了维生素E醋酸酯。

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科学60秒 听力 2016年7月合集

So the researchers wiped out the microbes using antibiotics or a simple saline wash. And acetate levels plummeted.

因此,研究人员用抗生素或简单的生理盐水来消灭微生物。这同时也使醋酸酯浓度下降。

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美丽新世界

They were predestined to emigrate to the tropics, to be miner and acetate silk spinners and steel workers.

这批胚胎预定要移民到赤道地区去做矿工、人造丝缫丝工和钢铁工人的。

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科学杂志:化学

A vinegary scent, for instance, signals cellulose acetate.

例如,醋味表示醋酸纤维素。

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Crash Course 综合篇

The acetic acid and sodium bicarbonate combine to form sodium acetate, carbon dioxide and water.

乙酸和碳酸氢钠结合形成乙酸钠、二氧化碳和水。

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Crash Course 综合篇

Sodium acetate dissociates completely, thereby providing a ton of acetate ion.

乙酸钠完全解离, 从而提供一吨乙酸根离子。

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科普小杂文

And the second quickly turns acetaldehyde into acetate, which is similar to vinegar and easy for the body to eliminate.

而第二种酶此时会快速地将乙醛变成乙酸酯。乙酸酯的功能和醋很相似,可以轻易地从人排出。

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at will, at work, AT&T, at.no., at.wt., ata, atabal, Atabalipa, atabrine, atabrium,

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