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Activated Carbon General Specification

1. Size Distribution
        Granular (mesh) : 4 x 8, 6 x 12, 8 x 30, 12 x 40, 20 x 40
        Powder  (mesh) : 200 - 325

2.   Bulk density, g/ml : 0.4 - 0.55
3.   Iodine No., mg/g :  850 - 1200
4.   Methylene Blue capacity, mg/g :   150 - 250
5.   C T C, % : 45 - 80
6.   Benzene, % : 25 - 45
7.   Hardness, % : 90 - 99
8.   Moisture, % : 3 - 8
9.   Ash, % : 3 - 12
10. Surface Area BET,N2, m2/g : 800 - 1300

 Comparative table (Mesh / mm / Inches)

U.S. Mesh mm Inches U.S. Mesh mm Inches
4 4.76 0.187 18 1.000 0.039
5 4.00 0.157 20 0.841 0.033
6 3.35 0.131 25 0.718 0.028
7 2.80 0.110 30 0.595 0.023
8 2.38 0.093 35 0.507 0.019
10 2.00 0.079 40 0.420 0.017
12 1.68 0.066 45 0.335 0.013
14 1.41 0.056 50 0.300 0.011
16 1.19 0.047      

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