1) unsymmetrical dimethylhydrazine storeroom
偏二甲肼燃料库
1.
Discussion on risk assessment of unsymmetrical dimethylhydrazine storeroom;
偏二甲肼燃料库危险性评价方法探讨
2) UDMH
偏二甲肼
1.
Minus Catalytic Kinetics Spectrophotometric Determination of Trace UDMH in Water Samples;
负催化动力学光度法测定水中微量偏二甲肼
2.
Ultraviolet Induced Chlorination Treatment to Treat UDMH Wastewater;
紫外诱导氯化法处理偏二甲肼废水
3.
SELECTION OF UDMH TOLERANT VARIANT LINES OF AN AQUATIC REED;
耐受偏二甲肼的芦苇变异株系的筛选
3) Unsymmetrical dimethyl hydrazine
偏二甲肼
1.
The adsorption,desorption performance of strong acidic ion-exchange fiber(IEF) for unsymmetrical dimethyl hydrazine(UDMH) was investigated.
研究了强酸性离子交换纤维对偏二甲肼的吸附、解吸性能。
2.
The liquid rocket fuel unsymmetrical dimethyl hydrazine(UDMH) often becomes waste due to the over water.
液体火箭燃料偏二甲肼往往因为水分超标而报废 ,本文提出了通过精馏法使超水分偏二甲肼再生为合格产品的方法 ,并对其原理及工艺进行了研究 。
3.
[ Objective ] The main accident risk sources and risk factors of unsymmetrical dimethyl hydrazine( UDMH ) in stockpile and operation were analyzed, therefore control measures could be suggested to reduce occurrence of toxic accidents.
[目的]对引起偏二甲肼作业人员急性、慢性中毒的基本原因进行分析,建立中毒风险故障树,提出防制措施。
4) Unsymmetrical dimethylhydrazine
偏二甲肼
1.
Determination of impurities in unsymmetrical dimethylhydrazine by internal standard method;
内标法测定偏二甲肼中的杂质含量
2.
The influences of photocatalytic degradation of unsymmetrical dimethylhydrazine such as temperature,catalyst concentration was also discussed.
采用溶胶-凝胶法制备了纯纳米TiO2对偏二甲肼污水进行光催化降解研究。
3.
The unsymmetrical dimethylhydrazine(UDMH) and initial oxidation products were characterized by gas chromatography-mass spectrometry,and the content of main components were identified.
利用气相色谱/质谱表征偏二甲肼及其初期氧化产物,确定主要氧化产物浓度。
5) unsymmetrical dimethylhydrazine(UDMH)
偏二甲肼
1.
Main oxidation products and their concentration changing characteristics,and the influences of concentration of oxygen and contact metal materials with unsymmetrical dimethylhydrazine(UDMH) on the oxidation speed of UDMH during oxidation process of UDMH are studied by means of GC and MS.
采用气相色谱/质谱联用技术,研究偏二甲肼氧化过程中主要氧化产物的浓度变化规律以及氧气浓度和接触的金属材料对偏二甲肼氧化速率的影响,推测新产生氧化产物的结构。
2.
The widely used propellant unsymmetrical dimethylhydrazine(UDMH) was treated with three ozone-based advanced oxidation processes(AOPs),i.
研究比较了臭氧氧化(O3)、紫外臭氧(O3/UV)和真空紫外臭氧(O3/VUV)对推进剂——偏二甲肼的处理效果,O3/VUV最为有效,反应速率常数分别比O3/UV和O3高39。
6) unsymmetrical dimethy-hydrazine
偏二甲肼
1.
Kinetics of catalytic oxidation of unsymmetrical dimethy-hydrazine in supercritical water;
催化超临界水氧化偏二甲肼动力学研究
2.
Kinetics of oxidation of unsymmetrical dimethy-hydrazine in supercritical water;
偏二甲肼超临界水氧化动力学研究
3.
Catalytic oxidation unsymmetrical dimethy-hydrazine with Cu~(2+) in supercritical water;
超临界水氧化处理偏二甲肼废水研究
补充资料:偏二甲肼
分子式:C2H8N2
分子量:60.10
CAS号:57-14-7
性质:本品为发烟性液体,有氨臭。易溶于水、醇、乙醚、苯及石油产品。凝固点-57.2℃,沸点63℃(100kPa),相对密度0.7914(20/4℃),折射率1.4075(22℃),闪点1℃,自燃点249℃,蒸气压(25℃)20kPa。其蒸气与空气形成易燃易爆混合物。爆炸温度范围-15-60℃。有极强的还原性,与任何氧化剂接触时均能引起燃烧、爆炸。有吸湿性。
制备方法:本品可以氨水、氯化胺和二甲胺为原料经反应合成制得。先将氨水和次氯酸钠分别送入一步反应器进行反应生成氯代胺,然后将氯代胺送入二步反应器与二甲胺水溶液进行合成,生成偏二甲肼水溶液,再将此合成液送入一系列精馏塔进一步蒸馏精馏,脱除过量的氨、二甲胺和偏腙,加碱提浓、脱气后,即得成品。
用途:该品用于生产植物生长调节剂,其苯酚盐可减少润滑盐的沉积现象。还可用于吸收酸性气体,也可用作高能原料。
分子量:60.10
CAS号:57-14-7
性质:本品为发烟性液体,有氨臭。易溶于水、醇、乙醚、苯及石油产品。凝固点-57.2℃,沸点63℃(100kPa),相对密度0.7914(20/4℃),折射率1.4075(22℃),闪点1℃,自燃点249℃,蒸气压(25℃)20kPa。其蒸气与空气形成易燃易爆混合物。爆炸温度范围-15-60℃。有极强的还原性,与任何氧化剂接触时均能引起燃烧、爆炸。有吸湿性。
制备方法:本品可以氨水、氯化胺和二甲胺为原料经反应合成制得。先将氨水和次氯酸钠分别送入一步反应器进行反应生成氯代胺,然后将氯代胺送入二步反应器与二甲胺水溶液进行合成,生成偏二甲肼水溶液,再将此合成液送入一系列精馏塔进一步蒸馏精馏,脱除过量的氨、二甲胺和偏腙,加碱提浓、脱气后,即得成品。
用途:该品用于生产植物生长调节剂,其苯酚盐可减少润滑盐的沉积现象。还可用于吸收酸性气体,也可用作高能原料。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条