查询词典 formaldehyde

In order to search for a suitable method for the tissue preservation and DNA isolation of marine animals, the adductor muscle of bay scallop was treated with different methods: frozen at -20 ℃, fixed with 70% ethanol and 10% formaldehyde more than 10 days.

以海湾扇贝为材料，研究了鲜活样品以及采用冷冻保存、70 %乙醇固定和10 %福尔马林固定等方法保存的闭壳肌样品用于DNA提取的不同效果，并分析了不同保存条件下所提得DNA用于RAPD扩增的结果。

Product characteristics : Formaldehyde-scavenger is produced through advanced technics and composition.

甲醛清除剂产品特性：本产品是采用科学配方，先进的生产工艺，生产出的甲醛清除剂。

Resorcinol-formaldehyde aerogel is made in a way similar to production of silica aerogel.

间苯二酚甲醛气凝胶是在一种类似生产白炭黑。

Urea-formaldehyde resins has many advantages such as abundant raw materials, low cost, good agglutinative performance and so on,are most widely used adhesives.

中文摘要：脲醛树脂胶粘剂具有原料丰富、成本低廉、粘结性能好等优点，是木材工业中使用量最大的胶粘剂。

Indoor air pollution prevention;questionnaire survey;spot determine;formaldehyde

室内污染防治；问卷调查；现场检测；甲醛

The nucleophilic attack step of a classical Aldol reaction was studied using acetaldehyde anion and formaldehyde as reactants.

采用乙醛负离子和甲醛作为反应物，对经典的醛醇缩合反应中的亲核进攻步骤进行了研究。

It contains formaldehyde, aluminum hydroxide, and 2-phenoxyethanol, a toxic chemical comparable to antifreeze.

包含了甲醛，铝的氢氧化物，以及2-含苯氧基乙醇，一种可以与防冻剂类比的有毒化学物质。

Yao Liangsong thinks, at present ambry is in make, the contaminative problem in installing a process is more serious, formaldehyde exceeds mark, plank not the odour that environmental protection, paint sends out bring about air quality pollution to be underestimated greatly by consumer.

姚良松认为，目前橱柜在制作、安装过程中的污染问题是比较严重的，甲醛超标、板材不环保、油漆散发的气味等导致空气质量污染被消费者大大低估了。

N,N-Dimethyl dodecylamine was synthesized with dodecyl amine, formic acid and formaldehyde as raw material in this article.

以十二胺、甲酸和甲醛为原料，合成了N，N-二甲基十二烷基叔胺。

"You may find two kinds of toxic chemicals including formaldehyde and resolvable toxic aromatic amine dyes."

"你可能会在新衣服上发现两中有毒的化学物质–甲醛和有毒的可溶性芳香胺染料。"

He's a pretty westernised kind of guy.

他是一个非常西化的人。

National spirit is the moral kingpin for a nation to realize common ideal and goal.

一、中华民族精神的基本内涵党的十六大报告指出：在五千多年的发展中，中华民族形成了以爱国主义为核心的团结统一、爱好和平、勤劳勇敢、自强不息的伟大民族精神。