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- Using Poly-diethylene glycal succiuate (P.DEGS) as immobilized phase by GC and succeeding on separating five impurities, and detennining content of 3-chloro-4-flurobenzenamine by using P-Bromoaniline as internal standard. 本文采用气相色谱法;用聚二乙二醇丁二酸脂(P.;DEGS)为固定液的色谱柱;对3-氯-4-氟苯氨中可能存在的五种杂质进行了很好的分离;并以对溴苯胺为内标物;对3-氯-4-氟苯氨进行了含量测定。
- Polystyrene supporteo polyethylene glycol resin(PS-PEG-400 )with various PEG conten t was used as immobilized phase transfer catalyst for reactions of the addition of cyclohexenewith dichlorocarbene and N-butylation of acetanilide. 将具有不同PEG(polyethyleneglycol)含量的交联聚苯乙烯固载聚乙二醇树脂用于催化环己烯的二氯卡宾加成和乙酰苯胺的N-丁基化反应,发现树脂PEG含量与催化剂活性之间存在依赖关系。
- High temperature immobile phase was used to prepare adsorbent for lithium ion. 采用高温固相法制备锂离子吸附剂。
- Immobilized phase open tubular column 固定化相开管柱
- The child is going through a difficult phase. 那孩子正经历困难的阶段。
- The two sets of traffic lights were out of phase. 那两组交通灯不同步。
- The firm has been immobilized by a series of strikes. 公司因一连串的罢工而陷於瘫痪。
- A whole tank regiment was completely immobilized by enemy air attacks. 敌军的空袭将整个坦克团完全钳制住了。
- They have decided to phase in the new techniques. 他们已决定逐步引入新技术。
- The windshield wipers are out of phase now. 挡水玻璃刮水器现在动作不协调。
- Industry was immobilized by a general strike. 工业因总罢工而告停顿。
- Severe weather immobilized the rescue team. 恶劣的天气使救援队丧失了机动性
- A phase or an aspect of a logically developing process. 契机一个按逻辑发展过程的阶段或方面
- He stood there, immobilized like a statue. 他站在那儿,纹丝不动,象个雕像。
- British Leyland has announced plans to phase out some of its cars next year. 英国雷兰德汽车公司已宣布他们明年将逐步淘汰某些型号的汽车的计划。
- The sudden storm immobilized the traffic. 把机器固定在车间里。
- PRODUCTION OF L DOPA BY IMMOBILIZED PSEUDOMONAS SP. 固定化假单胞菌产L-多巴
- The army plans to phase out the equipment as it becomes obsolete. 军队计划淘汰这些设备,因为它们已经报废了。
- They grab the immobilized Jack and drag him inside. 他们抓住了不能动弹的杰克,把他拖进了门里。
- immobilized phase 固定相
