醋酸中含溴会加剧金属孔蚀。
The existing of bromine in acetic acid could aggravate corrosion on metal hole.
在水中易溶,在乙醇、丙酮或冰醋酸中不溶。
Soluble in water and insoluble in ethanol, acetone or glacial acetic acid.
在冰醋酸中,用氯酸钠(氯酸钾),碘和盐酸能直接制得一氯化碘溶液。
We can make sodium chlorate (or potassium chlorate) unite with iodine and chloride acid to yields iodine mono-chloride solution under acetic acid.
氧化剂的制造是将二价无水醋酸锰溶于冰醋酸中,用高锰酸钾将其氧化成三价醋酸锰。
Oxidizing agent was prepared by means of anhydrous manganous acetate dissolved in glacial acetic acid and oxidized to divalent manganic salt by potassium permanganate.
芳香族二醛与羟胺盐酸盐在85%甲酸或冰醋酸中回流可制备相应的芳香族二腈。方法简便,产率高。
Aromatic dinitriles were prepared with excellent yields by refluxing the corresponding aromatic dialdehydes with hydroxylamine hydrochloride in 85% formic acid or glacial acetic acid.
制备了一种大孔交联的强酸型离子交换树脂,并将其负载上不同含量的银离子,制备成吸附醋酸中碘离子的吸附剂。
Strong acid cross-linked ion-exchange resin was prepared. Different content of silver ion was exchanged into the resin to adsorb the iodine ion in the acetic acid.
越来越多的证据显示醋中的主要成分醋酸,可以帮助降低血压、血糖,以及减少脂肪生成。
Growing evidence suggests that acetic acid, the main component of vinegar, helps reduce blood pressure, blood sugar levels, and the formation of fat.
—洗发水里含有大概15种化学物质,包括十二烷基硫酸钠、乙二氨四醋酸四钠(译者按:化妆品中的隔离剂,可用作抗菌剂和防腐剂)和丙二醇。 而这三者都是已知的会损害眼睛的物质。
Shampoos contain around 15 chemicals including Sodium Lauryl Sulphate, Tetrasodium and Propylene Glycol, known to cause eye damage.
药剂师把20立方厘米醋酸吸入吸量管中。
由于酒精氧化而形成于葡萄酒中的物质的总括(主要是醋酸和乙酸乙酯)。
Volatile acidity (VA) General term for the substances in wine that are formed by the oxidation of alcohol (mainly acetic acid and ethyl acetate).
在液态深层制醋中,通过高粱、大米的混合投料,较好的解决了纯大米原料在醋酸发酵中产生泡沫的问题。
A mixed materials of sorghum and rice was used in vinegar production by submerged fermentation, which could solve the foaming problem caused by using rice as a raw material only.
当乙醇暴露于空气中受醋酸细菌的作用时便变成醋酸和水。
When ethanol is exposed to air and the action of vinegar bacteria, it is converted into acetic acid and water.
方法:采用比色法测定制剂中醋酸泼尼松龙的含量。
METHODS colorimetry was applied to determine prednisolone acetate in the nasal drops.
另一种方法是在酸性溶液中对醋酸铅进行氧化。
Another preparation is electrooxidation of lead acetate in acid solution.
研究了甲壳胺溶液中的醋酸和尿素含量的改变对溶液流变参数的影响。
The effects of acetic acid and urea content on rheological parameters of chitosan solution are discussed.
以壳聚糖为原料,用戊二醛作为交联剂,在醋酸溶液中合成壳聚糖水凝胶。
Chitosan hydrogel was synthesized in acetic acid solution with chitosan using glutaraldehyde as crosslinker.
由对照溶液的平均读数得到校正曲线,用该校正曲线测定供试液中醋酸盐的浓度。
Determine the concentration of acetate in the test solution using the calibration curve generated by the average of the readings obtained with the reference solutions.
药剂师把20立方厘米醋酸吸入吸量管中。
The chemist sucked up 20 cc. of acetic acid into a pipette .
通过试验选择活性炭纤维作为吸附剂,吸附气体中醋酸丁酯。对影响其吸附性能的主要因素进行了研究。
Activated carbon fibre was selected through tests as an optimum adsorbent for butyl acetate in gas. The main factors affecting the adsorption performance were studied.
详细的分析了冰醋酸在重氮化反应中的溶剂效应。
The solvent effect of anhydrous acetic acid was described in detail.
在稀醋酸介质中,痕量邻菲咯啉对高碘酸钾氧化玫瑰桃红R褪色反应有明显的催化作用,据此建立了测定邻菲咯啉的催化动力学光度法。
The method is based on the catalysis of phenanthroline to the discoloring reaction of bordeaux R oxidized by potassium periodate in the dilute acetic acid solution.
本文提出了从老化催化剂载体活性炭中回收醋酸锌的方法,并对提取条件进行了讨论。
This paper introduces a method of the recovery of zinc acetate from absorbent carbon of aging catalyst carrier, and researches are made on condition of extraction.
依照国外有关卫生标准,建立了车间空气中醋酸异戊酯的气相色谱测定方法。
According to the abroad health standards, a gas chromatography measurement method of the isoamyl acetate has been set up in the workshop air.
结果:模拟样品中醋酸氯已定、替硝唑的平均回收率分别为99。
RESULTS The average recovery of chlorhexidine acetate and tinidazole in simulated samples was 99.
用紫外分光光度法对消毒液中醋酸氯己定含量进行了测定。
Ultraviolet spectrophotometry was used to measure chlorhexidine acetate content in disinfectant solution.
方法:采用D-101大孔树脂分离纯化、紫外分光光度法测定皮炎宁中醋酸地塞米松的含量。
METHOD:To separate and purify by D-101 macroporous resin and to determine the quality of dexamethasone acetate by UV spectrophotometry.
目的:测定复方甲硝唑漱口液中甲硝唑和醋酸氯己定的含量。
OBJECTIVE: To determine the content of Metronidazole and Chlorhexidine Acetate in composite Metronidazole Gargle.
目的:测定复方甲硝唑漱口液中甲硝唑和醋酸氯己定的含量。
OBJECTIVE: To determine the content of Metronidazole and Chlorhexidine Acetate in composite Metronidazole Gargle.
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