The product is mainly used in extraction and recovery of noble metal, making carbon rods and filter element of household water filtration and decolorization and extraction in chemical industry.

Project		Norm
Particle size 30-60 mesh; 60-80mesh	%	≥90
Iodine sorption value	mg/g	≥900
Hardness	%	≥95
Moisture content	%	≤10
Ash content	%	≤5
Apparent density	g/ml	0.5
PH value		6-9