Objective to establish a method to determine free hydrazine in isoniazid injection by difference spectrophotometry.
目的建立差示分光光度法测定异烟肼注射液中游离肼的方法。
The method of chlorine dioxide preparation by using chlorate and hydrazine sulfate is studied.
本文介绍了用氯酸钾与硫酸联氨反应制备二氧化氯的新方法。
Research progresses of catalysts for synthesizing ketazine intermediate in the production process of hydrazine hydrate by method of hydrogen peroxide are introduced.
介绍了过氧化氢法生产水合肼过程中中间体酮连氮合成用催化剂的研究进展。
The synthesis method of Pyridaben was present with taking paratertbutyl benzyl chloride tertiary butyl hydrazine and chloric acid as the raw materials.
报道了以对叔丁基氯化苄、叔丁基肼、粘氯酸为主要原料合成速螨酮的方法。
It is introduced that how the optimization of the hydrazine hydrate synthetic technology by urea method and the hydrazine hydrate purification technology by cooling method has been carried out.
介绍对尿素法水合肼合成工艺、冷冻法水合肼提纯工艺进行的优化，和对丙酮汽提法提纯水合肼进行的尝试。
This main research of method determines the residue amount of the butyral hydrazine in the peanut kernel fast.
本方法主要研究了快速测定花生米中丁酰肼的残留量。
The results show that under certain conditions the reaction of chlorate with hydrazine sulfate is a new and safe method to produce chlorine dioxide. The product yield reaches 90% with a purity of 91%.
实验结果表明，在一定条件下，氯酸钾与硫酸联氨反应是一种安全有效的制备二氧化氯的方法，可得到收率大于90%、纯度在91%以上的二氧化氯。
ZnO nanorod bundles were synthesized by employing zinc acetate dihydrate and hydrazine hydrate as reactants via a simple mild solution method without using any surfactant.
以水合醋酸锌和水合肼为反应物，在不使用任何表面活性剂的条件下，采用一种简单温和的液相法制备了氧化锌纳米棒束。
Superfine silver powder was prepared by water-hydrazine hydrate chemical reduction method.
介绍了电子浆料用超细银粉的研制，采用的是水合联氨化学还原工艺。
Under the condition that the strong basic is medium and ethylene diamine is complex reagent, the method that Ni2 + of wastewater is deoxidized by hydrazine hydrate is studied.
本文研究了强碱性条件下，以乙二胺为络合剂，用水合肼把二价镍离子还原为单质镍的方法。
Method for preparing 1, 8-diaminonaphthalene by reducing 1, 8-dinitronaphthalene with hydrazine hydrate.
一种水合肼还原1,8 -二硝基萘制备1,8 -二氨基萘的方法。
Sodium percarbonate were produced by by-product alkali residue of hydrazine hydrate as the material and wet low temperature synthesis crystallization method.
以水合肼副产碱渣为原料，选择湿法低温合成结晶法制备过碳酸钠。
Sodium percarbonate were produced by by-product alkali residue of hydrazine hydrate as the material and wet low temperature synthesis crystallization method.
以水合肼副产碱渣为原料，选择湿法低温合成结晶法制备过碳酸钠。
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