查询词典 formic acid

Based on corn cobs , a pretreatment process in modest conditions atmospheric pressure and moderate reaction temperature was designed to fractionate lignocellulose by using formic acid .

以玉米芯为研究对象，提出了常压中温条件下甲酸预处理木质纤维素组分分离的工艺。

This graft copoly-met,after being dried,could not be dissolved in most solvents including benzyl alcohol and m -cresol at room temperature,except the very polar ones,such as 98％ formic acid.

这种接枝共聚物一旦析出并干燥以后，在常温下不溶于包括苯甲醇、间甲苯酚在内的大多数溶剂，但却易溶于极性较强的溶剂如98％的甲酸。

The conventional process for the synthesis of rubber antioxidant 4020 from the 4-anino diphenylamine and methyl isobutyl ketone under high pressure can be replaced by a new three-step process using p -aminophenol, methyl-isobutyl ketone, formic acid and aniline as raw materials.

以橡胶防老剂4020合成新工艺小试条件为依据，完成了放大试验过程的工艺研究，改变了传统的在高压下以较大分子为原料合成橡胶防老剂4020的工艺路线。

Electromagnetic stirring and oscillation bath were used to prepare Pd/ catalyst for the decomposition of formic acid,and the effects of activated carbon modification and preparation methods to catalytic activity were investigated.

采用磁力搅拌法和水浴振荡法制备应用于甲酸分解的Pd/活性炭催化剂，研究了活性炭载体改性和制备方法对催化剂分解甲酸性能的影响。

PTA namely choice is right benzene 2 formic acid, it is the important raw material of chemical fibber industry.

PTA即精对苯二甲酸，是化纤工业的重要原料。

Catechins were separated and detemined by linear gradient elutions for the rate of flow and concentration, with water, methanol, formic acid and dimethyl formamide as mobile phase.

在选定的色谱条件下每种成分在各自的浓度范围内均具有较好的线性关系，样品的回收率为93 65%～98 95%，相对标准差为0 69%～2 26%。

One link they found was a compound called formic acid or formate.

他们已经发现一种被称为甲酸的物质可能在其中起作用。

The main products of xylose decomposition were furfural and formic acid.

在实验范围内，木糖分解反应的活化能为123.27kJ／mol。

In order to reduce the corrosion of acidic paint stripper to aeronautical metals and provide with better anti-corrosion additive for AIL4130, TC4, LY12, and 20(superscript #) steel, a series of inhibitors and their composite were investigated. Weight loss experiment, Tafel curves measurement and SEM observation were carried out for the above metals in the formic acid solution which was normally used in the paint stripper. The experimental results indicate that the optimizing composite inhibitor consists of sodium benzoate, 2-thiourea, hexamethylenetetramine, sodium laurylsulfonate and 1, 2, 3-benzotriazole.

为降低酸性脱漆剂对飞机金属材料的腐蚀，以脱漆剂中经常使用的甲酸水溶液为研究介质，以AIL4130、TC4、LY12、20钢等材料为研究对象，通过腐蚀失重法、塔菲尔曲线测量和SEM观察，筛选出对以上各金属材料缓蚀效果较好的复配缓蚀剂体系，即苯甲酸钠、硫脲、六次甲基四胺、十二烷基磺酸钠、苯并三氮唑等缓蚀剂的优化组合。

The major volatiles of Sansa were E-3-Hexen-1-ol (14.74%), Formic acid and hexyl ester (9.52%) and they were all more than that in other varieties relatively. The major volatiles of Red Chief Delicious were 4-methyl-1, 3-pentadiene (16.37%) and Z-3-Hexen-1-ol, acetate (10.27%) and were also more than that in other varieties.

珊夏枝条挥发物主要成分（E-3-己烯－1-醇、甲酸己酯）的相对含量(14.74%，9.52%)均多于其他品种；首红枝条挥发物主要成分（4-甲基－1，3-戊二烯、乙酸叶醇酯）的相对含量(16.37%，10.27%)均多于其他品种。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。