二乙胺

Dipropyl ether will be recovered in the distillate using 1-pentanol.

使用1-戊醇。N.N-二甲基甲酰胺和2-乙氧基乙醇作为共溶剂时二丙醚将在馏分中回收。

Preservatives in general are troublesome to crystalline structures and especially disodium EDTA.

一般的防腐剂对水晶结构是有麻烦的，特别是乙二胺四乙基二钠。

Bi2Te3 nanocapsules have been synthesized by the aqueous chemical route at 65℃ with the addition of disodium ethylenediaminetetraacetate salt.

采用65℃低温湿化学合成方法，在添加乙二胺四乙酸二钠的情况下，制备了Bi2Te3纳米囊。

A SPE procedure was suggested for extracting and concentrating fisetin by using different volume fractions of ethanol in aqueous solution as the loading conditions.

分别以中药黄栌的主要成分非瑟酮为印迹分子、丙烯酰胺为功能单体及乙二醇二甲基丙烯酸酯为交联剂，通过封管聚合法合成了分子印迹聚合物；将其装于自制的固相萃取柱中，研究了以不同体积比的乙醇-水溶液为溶剂时非瑟酮在柱上的保留行为；通过优化清洗及洗脱条件，使非瑟酮与它的结构相似物槲皮素在柱上得到了很好的分离。

Effect of Common Goldenrod Herb on rats Gastrelcosis Caused by Indocin;2. Animal Model of Helicobacter pylori Infection in BALB/c Mice with Gastrelcosis ;3. AIM To study the synthesis of zinc chlorin e 4 (1), its experimental antigastrelcosis activity as well as the protection against acute liver injuries.

蚕沙叶绿素粗品经酸碱降解反应制得二氢卟吩e6(3)，3经吡啶回流降解制得二氢卟吩e4 (2 )，2与醋酸锌络合制得 1；并测定 1对消炎痛诱发的大鼠胃溃疡的保护作用及对硫代乙酰胺、四氯化碳所致小鼠急性肝损伤的防治作用。

A proper composition of the plating solution was obtained as follows: copper sulfate 16 g／L,EDTA·2Na 30 g／L,glyoxylic acid 13 g／L,2,2'- bipyridine 10 mg／L.

优化工艺条件：硫酸铜16 g／L，乙二胺四乙酸二钠30 g／L，乙醛酸13 g／L，2，2′-联吡啶10 mg／L，pH 12.5，温度 40℃。

An ingestible mollusc poison contains a simple metal compound, an activity enhancing additive such as ethylene diamine disuccinic acid and derivatives thereof, and a carrier material edible to molluscs.

一种可吞食的软体动物毒药，它含有简单金属化合物，增强活性的添加剂诸如乙二胺二琥珀酸及其衍生物，和软体动物可食用的载体材料。

Methods: Glass electrode,iodometric method,disodium EDTA titration,silver nitrate titration,fluoride ion selective electrode.

玻璃电极法、碘量法、乙二胺四乙酸二钠滴定法、硝酸银滴定法、氟离子选择电极法等。

The compositions can also contain microcrystalline cellulose, croscarmellose sodium, anhydrous lactose, magnesium stearate, micronized edetate calcium disodium hydrous, and micronized sodium thiosulfate pentahydrate.

所述组合物也可以包含微晶纤维素、交联羧甲纤维素钠、无水乳糖、硬脂酸镁、微粒化的含水乙二胺四乙酸钙二钠和微粒化的硫代硫酸钠五水合物。

We researched the high molecular polyether,polyamide hot melt adhesive, 2-phenoxy ethanol phenyl cellosolve,propylene glycol phenylate,etc,which have passed appraisal of the provincial science and technology achievement.the company gains higher economy profit after putting into production.

公司设有专业科研机构从事新产品的开发研制工作。先后研制开发成高分子聚醚，聚酰胺热熔胶，乙二醇苯醚，丙二醇苯醚等十多项新产品，均通过省级科技成果鉴定。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。