Zinc chloride is the name of chemical compounds with the formula ZnCl2 and its hydrates./
Zinc chlorides, are colorless or white, and are highly soluble in water./
Formula: ZnCl2/
Molar mass: 136.315 g/mol/
Density: 2.91 g/cm³/
CAS 7646-85-7/
Zinc chloride is applied as post-ninhydrin , post 1,2-Indandione & post 5-MTN treatments, in order to improve the strength of the fluoresence of the finger print ridge detail for viewing and photography.