methyl alcohol
[有化] 木精,[有化] 甲醇(等于methanol)
2026-03-21 20:02 浏览次数 16
[有化] 木精,[有化] 甲醇(等于methanol)
alpha methyl furfuryl alcohol甲基糠醇
Methyl thio alcohol硫氢甲烷
methyl l alcohol甲醇
Methyl benzyl alcohol苏合香醇
methyl allyl alcohol[有化]
carbinol[有化] 甲醇
Methyl Anyl Alcohol甲基戊醇
methyl myrac alcohol甲基柑青醇
methanol[有化] 甲醇(methyl alcohol)
methyl amyl alcohol甲基戊醇
a one-step process of synthesis of high-effective catalytic promotor dds from diphenyldichlorosilane and methyl alcohol was put forward.
提出了由二苯基二氯硅烷与甲醇一步反应制得高效催化助剂dds的新工艺。
in this case , methyl alcohol will be excreted unmetabolized in the urine.
在这种情况下,甲醇将以原形随尿排除。
in the thick methyl alcohol the methyl alcohol content approximately 80%, other majorities are the water, the product fine methyl alcohol purity may reach above 99%.
粗甲醇中甲醇含量约80%,其余大部分是水,产品精甲醇的纯度可达99%以上。
methods:40 patients with methyl alcohol intoxication were collected in this study, ct and mr data of brain were retrospectively studied.
方法:搜集40例甲醇中毒患者的颅脑及眼部的ct和mr资料,回顾性分析其ct及mr表现。
the analysis of product show that the conversion of toluene is 24.3% (expected 16%). methyl alcohol conversion is 100% and the expected indication of quality is obtained.
生产的产品经过采样分析,甲苯的转化率为24.3%(原设想为16%),甲醇的转化率为100%,达到了产品的预期质量指标。
the method of hesperidin extraction by using the extraction material of 95% methyl alcohol was introduced.
介绍了用95%的甲醇作提取剂,从陈皮中提取橙皮苷的方法。
in four extracts from pmew treated with methyl alcohol and water, petroleum ether, chloroform and ethyl acetate, extract rate of methyl alcohol and water was the highest.
通过对pmew萃取分离发现,在甲醇水、氯仿、石油醚和乙酸乙酯四种萃取物中仍以甲醇水的萃取率最高。
investigated was the removal of organic sulfur from coal in methyl alcohol solution under ultra sonic radiation.
考察了在甲醇溶剂中,超声波辐射下煤中有机硫的脱除。
with the same extraction methods, the extract rate of methyl alcohol was the highest, the second was chloroform, and petroleum ether was the lowest.
而用同一方法不同的溶剂提取,则提取率大小顺序为甲醇>氯仿>石油醚。
the resultsindicated that methyl alcohol and ethanol extracts of pepper showed the strongest antioxidant effect.
结果表明,甲醇和乙醇的胡椒提取物的抗氧化效果最好。
character : this nature is stable , the response easily with the oxidant . easy to dissolve in the acid water , slightly soluble in methyl alcohol and water .
状:本品性质稳定,易与氧化剂发生反应。易溶于酸性水,微溶于甲醇和水。
the synthesis of methyl cinnamate was performed by esterification of cinnamic acid and methyl alcohol in catalysis of potassium bisulfate under microwave irradiation.
采用微波辐射技术,以自制硫酸氢钾为催化剂,由肉桂酸和甲醇直接酯化合成肉桂酸甲酯。
the curve law of step is used to determine the freezing points of methyl alcohol and glycol aqueous solution with different density.
利用步冷曲线法测定了不同浓度的甲醇、乙二醇水溶液的冰点。
thus, the phase diagram of the second step reaction system at 25℃ was investigated by means of certain solution of methyl alcohol as solvent, the purpose was to improve the process which was using.
以一定质量分数的甲醇溶液为溶剂,研究确定了25℃条件下第二阶段反应系统的相图,旨在指导改进现有生产工艺。
the rate of inversion could be increased effectively by adding organic solvent to the system of reaction, in which methyl alcohol was regarded as more appropriate.
在反应系统中添加有机溶剂可以有效地提高反应转化率,其中以甲醇为添加溶剂较为适宜。
the photolysis kinetics of chlorotoluron including a little acetone, methyl alcohol and acetonitrile in aqueous solution followed a first order reaction under hpml.
在高压汞灯下,含有少量的丙酮、甲醇和乙腈溶液中,绿麦隆的光化学反应符合一级动力学方程。
the best carbon source is methyl alcohol or wastewater.
最佳碳源为甲醇或原水。
the poison methyl alcohol has been replaced by alcohol to react with stearic acid and to synthesize the ethyl stearate.
由硬脂酸乙酯与蔗糖在无毒溶剂丙二醇存在下进行酯交换反应,合成了硬脂酸蔗糖酯。
so, it is an important subject for the methyl alcohol producer to study produce mechanism of paraffin wax and dispel the paraffin wax.
因此,研究石蜡生产机理和消除石蜡是摆在甲醇生产人员面前一项重要的课题。
methyl alcohol is an important organic chemical material and is also a kind of clean substitute fuel.
甲醇作为重要的基础有机化工原料,也是清洁代用燃料,在化工、医药、轻工、纺织等行业具有广泛的用途。
the invention discloses a catalyst for preparing paraxylene and low-carbon olefin by methyl alcohol conversion, a preparation method and application thereof.
本发明公开了一种甲醇转化制取对二甲苯和低碳烯烃的催化剂及其制备方法与应用。