we are the factory seller of the mangese

 Name
manganese dioxide

(1)Appearance
black or brownish black crystals or powder

(2)Use
as oxidant, but also for steel, glass, ceramic, enamel, batteries, matches, medicine, special alloy steel, catalysts, drying agents, such as sodium sulfide determination in cement.

(3) Specifications
electrolytic 91%; Chemical 90%; activity 70-85 %

(4)Packaging
40kg / bags; 50kg / Bag