General Carbon Corporation

GC 8×30 DC

Granular activated carbon for decolorization and food grade applications

GC 8 x 30DC is a reagglomerated activated carbon manufactured from a specially selected blend of coal and rinsed in demineralized water. Manufactured at an NSF/ANSI certified facility, it is suitable for drinking water and food grade applications. It’s superior Iodine and Molasses Numbers make it especially attractive in decolorizing applications.


US Mesh Size: 8×30
Greater than 12 US mesh, %: 5 (max)
Less than 40 US mesh, %: 4 (max)
Effective Size: 0.5-0.75mm
Moisture, % (as packaged): 2 (max) ASTM D2867
Iodine, mg/g: 1000 (min) ASTM D4607
Molasses Number: 210 (min)
Hardness, %: 90 (min) ASTM D3802
Apparent Density, lbs./cuft: 31 ASTM D2854
g/cc: 0.48-0.54
pH: 8-10 ASTM D3838
Total Ash, %: 8 (max) ASTM D2866

*Standard packaging is in 25 or 500 kg. vinyl bags. Other packaging is available upon request.


Wet activated carbon removes oxygen from air causing a severe hazard to worker inside carbon vessels. Confined space/low oxygen procedures should be put in place before any entry is made. Such procedures should comply with all applicable Local, State and Federal guidelines.