溴酸钠
- 名sodium bromate
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在萘与硝酸铈铵和溴酸钠的物质的量比为1:1:5,反应温度50-60℃,反应时间80min的最佳反应条件下,1-硝基萘的产率达81.5%。
The results showed that when the molar ratio of naphthalene to cerium ammonium nitrate and sodium bromate was 1:1:5 ; reaction temperature 50-60 ℃; and reaction time 80min ;
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煌焦油蓝-溴酸钠体系催化动力学光度法测定痕量甲醛
Kinetic spectrophotometric determination of formaldehyde by catalytic oxidation of brilliant cresyl blue with sodium bromate
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用Ge(Ⅳ)-连苯三酚-溴酸钠极谱络合吸附催化波测定蔬菜中微量锗,结果令人满意。
The determination of trace germanium in vegetable by polarographic complex adsorptive catalytic wave of Ge (ⅳ ) - pyrogallol-sodium bromate has been presented .
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在40~50℃,4乙酰基对三联苯经次溴酸钠氧化反应2h,得到4羧基对三联苯,收率为78%,熔点315~316℃。
ⅰ was oxidized by sodium hypobromite at 40-50 ℃ for 2 h to from 4 carboxy p terphenyl ( mp . 315-316 ℃) in 78 % yield .
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钒(Ⅴ)-茜素S-溴酸钠体系极谱络合吸附催化波的研究
Studies on the Polarographic Adsorptive Catalytic Wave of Vanadium (ⅴ) - Alizarin Red S-Sodium Bromate System
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合成试剂及反应XIX&硝酸铈铵催化下溴酸钠对酰肼的氧化裂解
Synthetic Reagents and Reactions XIX & Ceric Ammonium Nitrate Catalyzed Oxidative Cleavage of Hydrazides with Sodium Bromate
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本研究以浸酸牛皮为作用物,采用亚硝酸钠、次溴酸钠、甲醇及硫酸二甲酯分别对胶原侧链进行了修饰。
Using the pickled ox-hide collagen , the side-chain groups of collagen are modified with sodium nitrite , sodium hypobromite , methanol and dimethyl sulphate , respectively .
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以百里酚的次溴酸钠溶液为显色剂,用正丁醇萃取显色产物,以分光光度计比色测定有机相的吸光度值。
Using thymol-sodium hypobromite as chromogenic reagent , and extracting the colour formed with butanol , a spectrophotometric method for the determination of arginine in fermentation broth was studied .