1) supersaturated ammonium sulfate
过饱和硫酸铵
1.
addition of supersaturated ammonium sulfate could result in abiosis of large amount of yeast and the mortality.
对啤酒生产过程中回收的酵母泥采用加入过饱和硫酸铵、Nisin、磷酸等处理剂进行处理,在保证酵母死亡率不高、无毒无害、不影响啤酒口感和有效杀灭细菌的条件下,选出最佳处理剂及其作用强度、作用时间、处理方式。
3) saturated ammonium sulphate
饱和硫酸铵沉淀
4) ammonium sulfate saturator
硫铵饱和器
5) ammonium persulphate
过硫酸铵
1.
In light of the principle of vanadium's valent state change,after samples are dissolved by weak nitric acid,in medium of around 15% nitric acid,the oxidant ammonium persulphate is immediately used to selectively oxidize V~(4+) to V~(5+).
利用钒的价态变化原理,试样以稀硝酸溶解后,在15%左右的硝酸介质中,直接用氧化剂过硫酸铵选择性地氧化V~(4+)为V~(5+)。
2.
With industrial monomer solution of dimethyldiallylammonium chloride(DMDAAC) as raw material,ammonium persulphate(APS) as initiator and Na_4EDTA as chelating agent,using the methods of adding initiator all at once,graduated increasing of temperature and stepwise initiation and polymerization,the polymerization process of preparing poly-dimethyldiallylammonium chloride(PDMDAAC) was researched.
以一步法工业单体二甲基二烯丙基氯化铵(DMDAAC)为原料,以过硫酸铵(APS)为引发剂,采用一次性加入引发剂,梯度升温,分步引发水溶液聚合反应的方法,对制备聚二甲基二烯丙基氯化铵(PDMDAAC)的聚合反应的工艺进行了优化研究。
3.
Poly-dimethyldiallylammonium chloride(PDMDAAC)was prepared by using industrial dimethyldiallylammonium chloride(DMDAAC)aqueous solution with known impurities as starting material,ammonium persulphate(APS)as initiator,without addition of any transferring and terminating agents.
以过硫酸铵(APS)为引发剂,以已知杂质含量的工业一步法合成的二甲基二烯丙基氯化铵单体溶液为原料,采用水溶液聚合法,无需使用链转移剂和链终止剂,通过控制单体的起始含量(w(DMDAAC)=35。
6) ammonium persulfate
过硫酸铵
1.
Desizing process of cotton fabric by ammonium persulfate-sodium bisulfite system;
棉织物的过硫酸铵-亚硫酸氢钠退浆系统
2.
This paper reviewed the production status of the ammonium persulfate producing by electrobath inside,analyzed the development current of its electrobath.
本文介绍了国内过硫酸盐的发展现状,并对电解法制备过硫酸铵用电解槽的发展方向做了研究探讨。
3.
Using ammonium persulfate(APS) as initiator, the graft copolymer of methyl acrylate with carboxymethyl chitin was prepared and the effects of reaction conditions on graft copolymerization were studied.
以过硫酸铵为引发剂,制备了羧甲基甲壳素接枝丙烯酸甲酯共聚物,讨论了反应条件对接枝率和接枝效率的影响。
补充资料：过氯酸铵
NH4ClO4 分子量 117.49
白色针状结晶体。密度1．95g／cm3。溶于水和丙酮，难溶于乙醇，不溶于乙醚。有潮解性。是强氧化剂，与有机物或可燃物研磨则发生爆炸。
应用领域 用于制造炸药、焰火、分析试剂，也用作火箭推进剂、人工防冰雹用药剂，还可用作氧化剂，镂刻剂。此外，农业科研中用于含磷量的测定等。
白色针状结晶体。密度1．95g／cm3。溶于水和丙酮，难溶于乙醇，不溶于乙醚。有潮解性。是强氧化剂，与有机物或可燃物研磨则发生爆炸。
应用领域 用于制造炸药、焰火、分析试剂，也用作火箭推进剂、人工防冰雹用药剂，还可用作氧化剂，镂刻剂。此外，农业科研中用于含磷量的测定等。
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