This paper briefly introduced the green oxidation of hydrogen peroxide in Flavor synthesis.
本文介绍了近年来过氧化氢绿色氧化在香料合成中的应用。
A new catalytic spectrophotometric method is suggested for determining trace NO2 - by the reaction of alizarin green oxidation in an acid medium with potassium bromate.
基于酸性介质溴酸钾氧化茜紊绿反应,提出了测定痕量亚硝酸根新的催化光度法。
The liquid and bones in the vessel had turned green due to the oxidation of the bronze, it said.
报导说,内部液体与骨头因为铜锈而变绿色。
Plants and cyanobacteria (also called blue-green algae), she says, “have evolved highly organized photosynthetic systems for the efficient oxidation of water.”
植物和蓝藻(又称蓝绿色藻类),她说,“已经进化为高度的有组织的光合系统以有效的氧化水。”
The method was based on the catalytic effect of nitrite ion on the oxidation fading reaction of methyl orange and bright green with potassium bromate as oxidant in phosphoric acid medium.
在磷酸介质中,利用亚硝酸根催化溴酸钾氧化亮绿和甲基橙褪色的指示反应,建立催化光度法测定痕量亚硝酸根的新方法。
Oolong tea has different oxidation levels than green or black teas.
乌龙茶茶比绿茶或红茶不同氧化水平。
And gave a brief introduction of a novel technology for green synthesis of chlorobenzoic acids by dioxygen oxidation of chlorotoluenes using metalloporphyrins as biomimetic-catalysis.
重点阐述了氯代苯甲酸的一系列合成方法,并简要介绍了金属卟啉模拟酶仿生催化氧气氧化氯代甲苯绿色合成氯代苯甲酸的新方法。
Hydroxypropyl starch and oxidized starch was prepared by etherification or oxidation with green soybean starch, and the optimum production conditions was found. The yield was over 90%.
用绿豆淀粉通过醚化或氧化制成羟丙基淀粉和氧化淀粉,找出最佳工艺条件,收率可达90 %以上。
Green tea is tea that has undergone minimal oxidation during processing.
绿茶是在制作过程中,受氧化程度最小的一种茶。
The concentrated tea polyphenol in green tea is a kind of pure vegetal anti-oxidation molecules, which can reduce harm from free radical to sustentacular fibers.
绿茶所含有的浓缩茶多酚,是一种纯植物的抗氧化分子,能减少自由基对皮肤支持纤维造成破坏。
As a kind of green inexpensive catalyst, polyoxometalates have played an important role in the research to find new catalyst systems for aerobic oxidation of alcohols.
多金属氧酸盐作为一类廉价易得的绿色催化剂,在研究开发醇类分子氧氧化新型催化剂体系过程中起着重要的作用。
During the cycle experiment, the films exhibited reversible two-color (yellow at oxidation and green at reduction) with a maximum transmittance change of around 30%.
循环实验中,薄膜呈现黄色到绿色的可逆变化,最大的透射率变化达到30%左右;
Green vegetables: the green cauliflower includes the rich xanthophyl, is the important oxidation inhibitor.
绿色蔬菜:绿花椰菜含有丰富的叶黄素,是重要的抗氧化剂。
During this holding period enzymes in the green leaf catalyze the oxidation of constituents which results in changes in color, taste, and aroma.
在此保持时间内,绿叶中的酶催化了一些成分的氧化作用,这些氧化作用的结果使得颜色,味道和香气发生了变化。
The optimal conditions for synthesis of alkali green 4 are reported, including the carbamide and zinc chloride as catalyst, chloranil and bichrome as oxidation agent in the acetic acid medium.
报道了合成碱性绿-4的最佳条件:在醋酸介质中,尿素、氯化锌为催化剂,四氯苯醌和重铬酸钾为氧化剂;
As oxidation is widely used in the synthesis of fine chemicals, employing green methods into oxidation processes can effectively reduce the pollution and improve the atom economy.
氧化反应广泛应用于精细化学品的合成中,对氧化过程实现绿色化可有效地减少精细化学品合成中的污染物排放,提高其原子经济性。
It is this process of oxidation which distinguishes the black teas, almost universally drunk in the United States today, from what are known as green teas.
这是这一进程的不同,氧化的红茶,几乎普遍酒后在今天的美国,从所谓的绿茶。
It is this process of oxidation which distinguishes the black teas, almost universally drunk in the United States today, from what are known as green teas.
这是这一进程的不同,氧化的红茶,几乎普遍酒后在今天的美国,从所谓的绿茶。
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