Zinc(II) chloride hydrate is used as a soldering flux and metal etchant. It is also employed in preserving anatomical specimens, wood preservatives, deodorant, disinfecting and embalming materials. It is employed as a mordant in printing and dyeing materials, and in the vulcanizing processes of fiber and rubber. It forms a complex with Ruhemann’s purple, which obtained by reacting ninhydrin with amino acids and amines is used in fingerprint detection.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.