1)Bituminous Coal Granular Activated Carbon Products are available in the following mesh sizes (specialised particle distributions are also available on request). Particle Size Lodine Number Moisture Content Ash Content Hardness Apparent Density Methyl Blue Floating rate 4x8, 6x12, 8x16, 8x18, 8x30, 10x20, 12x35, 12x40 850-1050 (mg/g)