Package: 25kg/fiber drum or as request

Uses : Used in the preparation of metal colloidal solution, leather coloring, dyeing of fur, hair and etching, etc.; used in powder, hair conditioner, hair dye in cosmetics; used as the developer of cinematographic film, infrared photographic thermal sensitizer,

Molecular Structure:

Product description: Pyrogallic Acid(CAS#87-66-1), white crystalline powder, purity up to 99%, can be used in the preparation of metal colloidal solution, leather coloring, fur dyeing, hair dyeing and etching, etc., used in cosmetics powder, hair conditioner, hair dye, used as film film developer, infrared photographic thermal sensitizer, polystyrene and polystyrene polymerization blocking agent, pharmaceutical intermediates and analytical reagents, etc.; in the gas analysis of the oxygen absorbent and metal complexing agent, used for bismuth and antimony gravimetric determination, used as gold, silver. It is also used as a reducing agent for gold, silver, mercury salts, phosphomolybdic acid and phosphotungstic acid, as a separator of titanium, iron and aluminum in tantalum and niobium determination, and as a chromogenic reaction for nitrite, molybdenum, niobium, titanium, cerium, bismuth, copper, vanadium, iron and iodate. The regular package is cardboard drums lined with plastic bags, sealed and stored in a cool and dry place.