1)  Weak acidity ion exchange resin
弱酸性离子交换树脂
2)  weak acid
弱酸
1.
Performance of weak acid coating on latex glove surface;
乳胶手套表面弱酸涂层的性能(英文)
2.
The Improvements of the Test on Determining weak acid lonizational Degree and lonizational constant;
弱酸电离度和电离常数测定实验的改进
3.
This paper proposes that weak acid is a coordination compound that regards hydrogen ion as “coordination body” and regards acid radical as central atom.
本文首次提出将弱酸看成是以氢离子为“配体”,以弱酸的酸根为中心“原子”所形成的“配合物”,通过计算该“配合物”的生成函数N并绘制PH-N图,用Bjerrum,N。
3)  weak acids
弱酸
1.
This paper gives a new titrimetric method which is a buffered titration to be ablc to titrate weak acids and bases with dissociation constants less than 10 -7 .
对于离解常数小于10-7的弱酸弱碱,给出一种新的滴定分析法缓冲滴定法。
4)  feeble-acid-ammonium
弱酸铵盐
1.
Study on natural rubber latex been conserved with feeble-acid-ammonium salt;
弱酸铵盐保存天然鲜胶乳的研究
5)  weak acidity
弱酸性
1.
The synthetic technology of urea-formaldehyde resin with weak acidity initial condition;
弱酸性条件起始合成脲醛树脂的工艺研究
2.
The possibility of the synthetic technology of urea-formaldehyde(UF) resins with low formaldehyde emission under weak acidity condition was discussed.
探讨了在弱酸性条件下合成低甲醛释放量的脲醛树脂工艺的可能性。
6)  weak acidic
弱酸性
1.
Ammonium-free weak acidic electroplating technology for Zn-Ni alloy was developed.
研究了一种无铵弱酸性锌镍合金电镀工艺,并深入探讨了镀液的成分及工艺条件对镀层含镍量的影响,得到了镀层为γ相Ni5Zn21与δ相Ni3Zn22、且含镍量为13%的全光亮锌镍合金镀层,确定了电镀工艺规范。
参考词条
补充资料:弱酸性橙GS
分子式:C34H28K2N4O8S2
分子量:762.920
CAS号:6507-77-3

性质:红光橙色粉末,溶于水呈金橙色,在乙醇中有一定的溶解度,并呈金橙色。在浓硫酸中呈橙色,将其稀释后仍呈橙色,其水溶液遇浓盐酸呈橙色,遇浓氢氧化钠呈棕黄色。

制备方法:4,4'-二氨基二苯环己烷盐酸盐重氮化,与G盐第一次偶合,再与苯酚第二次偶合而得。4,4'-二氨基二苯环己烷盐酸盐(50-60%) 203.4G盐(70%左右) 335 亚硝酸钠(40%) 84苯酚(98%以上) 39.5 工业盐 2200

用途:用于锦纶、真丝和羊毛织物的染色和印花,渗透性和拔白性良好,也可用于皮革,麻及稻草的染色。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。