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- arsenic acid anhydride 砷酸酐
- arsenic acid anhydrid 砷酸酐; 五氧化二砷
- A salt or ester of arsenic acid. 砷酸盐，砷酸酯
- arsenous acid anhydride 亚砷酸酐
- arsenous acid anhydride... 亚砷酸酐
- Arsenous oxide;Arsenic trioxide;Arsenious acid anhydride;White arsenic;acide arsenieux;anhydride arsenieux; ... 氧化亚砷;三氧化二砷;亚砷酐;砒霜;白砒香港
- arsenous acid anhydrid 亚胂酸酐; 三氧化二胂
- N-Carboxy-alanine acid anhydride (NCA) was synthesized by L-alanine and Triphosgen. 摘要利用L-丙氨酸和三聚光气反应制备了N-羧基-丙氨酸-环内酸酐(NCA)。
- In the processing of the purification of copper electrolyte, arsenic acid prior to arsenious acid evolves AsH 3. 在铜电解液净化工序中,砷酸优先于亚砷酸析出砷化氢,当阴极电势足够负时,三者共同放电析出砷化氢。
- Phosphorus Pentoxide, also called Phosphoric Acid Anhydride, is a white, spiculate crystal. 五氧化二磷又名磷酸酐，白色针状晶体。
- The organic compounds are mainly benzoic acid anhydride, benzophenone, and so on. 生成的有机化合物成分比较复杂,主要成分有苯甲酸酐、二苯甲酮等。
- Compared with the amine curing agent, the casting epoxy resin cured by the acid anhydride has higher flashover voltage. 实验结果表明:酸酐固化的试样比胺类固化试样闪络电压要高；
- The effects of the poly(l,2-butadiene) oligomer carboxylated with maleic acid anhydride (MLPB) on the cork powder filled NBR and on the IIR recipes were researched in this paper. 本文简要介绍了马来酸酐化聚丁二烯(MLPB)在软木填充丁腈橡胶制品和丁基橡胶配方改性中的应用效果。
- Maleic anhydride is the important organic chemical material, is the third largest acid anhydride behind the phthalic anhydride and acetic anhydride. 顺丁烯二酸酐，简称顺酐或者马来酐，是重要的有机化工原料，是仅次于苯酐和醋酐的第三大酸酐。
- Phthalein acid anhydride Photophobic pharmaceutical and has special protective action on the ultraviolet ray. It can cure sunlight dermatitis, eczema, etc. 酞酐避光剂，对紫外线具有特殊的保护功效，可治疗日光性皮炎，湿疹等。
- The standard equilibrium potentials of evolving AsH3 from arsenic acid, arsenious acid and element arsenic are thermodynamically calculated as 0.144V, 0.005V, -0.238V respectively. 据热力学参数，计算得到砷酸、亚砷酸、单质砷析出砷化氢的标准平衡电势值分别为0.;144V，0
- A lot of decomposition products are formed, such as dioxoimidazole, dioxopiperazine, acid anhydride, cyanuric acid, ammonium, four, five and six-membered ring lactam etc. 可能产生二氧咪唑环、毗嗪二酮、尿氰酸、铵盐及四元环、五元环和六元环内酰胺结构的产物。
- As for fine-grained Ta-Nb mineral, the flotation is generally adopted, and effective collectors is fatty acids, arsenic acids, phosphonic acids, hydroximic acids and cationics. 对细粒钽铌矿，一般采用浮选，其中比较有效的捕收剂有脂肪酸类、胂酸类、膦酸类、羟肟酸类和阳离子型捕收剂。
- The adhesive made of epoxy resin, polyazelaic acid anhydride, 2,4-methylimidazole and modified agent.It can be solidified quickly at the middle temperature. 以环氧树脂、酸酐、咪唑等为主要原料并添加改性剂，配制了一种能在中温下快速固化的胶粘剂；
- In this paper, the various kinds of accelerators which were used for curing epoxy resin with acid anhydride, and the accelerative mechanism in the epoxy resin curing system were introduced. 摘要评述了几类用于酸酐固化环氧树脂的促进剂及其在酸酐/环氧体系中的固化促进机理。
