... , absorb and decompose the formaldehyde Cocoanut Shell Charcoal Cocoanut active charcoal use high quality coconut shell as raw material, water vapor is ... ,durable in use. Widely used in metallurgy, chemical, oil, electricity power, food, drink water, pure water, beverage, industrial water the depth ... max5cmAsh contentmax3%moisturemax10%Specific heat-1.00J/g.°C Cocoanut Shell Charcoal