The photographic used ultra-high-pure AgNO3 may be used to produce modern high-speed black and color photographic materials.
照相用超高纯度硝酸银可用于生产近代高感光度的黑白与彩色感光彩料。
2
According to the present product condition, a feasible method of recovering silver from silver-plating copper hanger and proparing the silver to AgNO3 was introduced.
Used AgNO3 Standard solution to measure the content of mercapto heterogeneous ring compound and thioureido derivative in acid coppering gloss agent continuously by potentiometric titration.