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- rhenium trichloride 三氯化铼
- Rhenium is a rare disperses noble metal. 铼属于贵重稀散金属,对分析要求较高。
- Rhenium is an element which is extremely dispersed in earth crust. 铼是地壳中一种极度分散的元素。
- Rosources,uses and market situation of rhenium were related. 评述了铼的资源、应用和市场状况。
- Significant changes have been noted where sensors were exposed to trichloride. 当传感器暴露在三氯化物中时,有很大变化。
- Abstract: Rosources,uses and market situation of rhenium were related. 文摘:评述了铼的资源、应用和市场状况。
- Analytical progress on metal rhenium is given based on data in this paper. 根据资料,总结了金属铼的化学分析进展状况。
- At higher applied forces, rhenium diboride is a little bit below that. 在更高的作用力下,二硼化铼的硬度仅比氮化硼稍低。
- This paper discussed the rhenium resources,application and market in the world. 论述了世界铼的资源、应用和近期的市场情况。
- Carboxyethyl (phenyl) phosphinic acid with the yield of 69.2% was synthesized from phosphorous trichloride, benzene, sodium chloride and acrylic acid. 以三氯化磷、苯、三氯化铝、氯化钠、丙烯酸为原料合成了阻燃剂2-羧乙基苯基次磷酸,收率69.;2%25。
- A method for preparing dimethyl phosphite was developed from methanol and phosphorous trichloride. 研究了用三氯化磷和甲醇合成亚磷酸二甲酯的方法。
- Triisopropyl phosphite was synthsized from phosphorus trichloride and isopropanol using pyridine as an organic base. 采用三氯化磷、异丙醇为原料,吡啶为有机碱合成亚磷酸三异丙酯。
- "Right now, getting Rhenium 186 is a difficult and expensie process." says Ruth. 鲁思说:“目前得到铼186是一个非常困难和昂贵的过程。
- By means of distillation-fractional condensation high purity antimony trichloride was made from antimony sulphide ore. 用蒸馏-多级冷凝法从锑矿石制取高纯度三氯化锑。
- Rhenium is a dispersal and rare metal.The development of analytical method for rhenium is quick. 铼属于贵重稀散金属元素,铼的分析方法发展较快。
- Isoamyl acetate was synthesized by urushiol resin immobilized ferric trichloride catalyst in this paper. 用漆酚树脂固载化三氯化铁高分子催化剂合成醋酸异戊酯,对催化剂进行了红外光谱表征。
- Rhenium is a fairly dense, soft metal, which is next to osmium on the periodic table of chemical elements. 铼是一种高密度、低硬度的金属,它在元素周期表中刚好排在锇元素的后面。
- Preventive measures to avoiding or reducing accident of nitrogen trichloride were put forward. 提出了避免或减少三氯化氮事故的预防措施。
- In research of separating and collecting rhenium, there are comparative more reports about ion exchange and extraction. 因而如何有效地分离、富集和回收铼已成为广大研究人员十分感兴趣的课题。
- An easy and effective way of nitrogen trichloride colorimetric estimation is suggested in this paper. 本文提供一种简捷的三氯化氮比色测定方法。
