... has good hiding power and tinctorial strength, can dissolve in acid, alkali and ammonia salt solution, and belongs to ... , cables, electronics, coinage, enamel, chemical engineering, cosmetics, phosphating liquid, electronic laser materials, etc.Packing: Polypropylene woven bags or kraft ... matter %≤0.01Residue on screen (320 mesh) wet screening %≤0.10105°C volatile matter %≤0.06Specific surface area (m²/ ...