A novel gray silver colloid was prepared by silver nitrate solution reduced with sodium citrate consisting of spherical silver particles which in narrow size distribution.
The different concentrations of Ag-NPs solution were prepared in the 1% soluble starch solution, which using Sodium citrate as reducing agent to reduce the silver nitrate solution.
柠檬酸三钠作为还原剂还原硝酸银溶液，在1%的可溶性淀粉溶液中合成不同浓度的银纳米粒子。
3
Personal care and home care compositions are disclosed, which include silver dihydrogen citrate.