Specification of Activated Carbon (Wash)
| Appearance | Fine Black Powder | ||||||
|---|---|---|---|---|---|---|---|
| Methylene Blue mg/g | 220 | 240 | 280 | 320 | 360 | 400 | 440 |
| KMnO4 % min | 45 | 50 | 60 | 75 | 85 | 90 | 92 |
| Ash % | 4 | 4 | 3 | 2.5 | 2 | 1.5 | 1.0 |
| Iron ppm max | 250 | 250 | 200 | 150 | 100 | 50 | 50 |
| Acid Soluble % max | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | <1 |
| Water Soluble % max | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Ph | 6 to 7.5 | 6 to 7.5 | 6 to 7.5 | 6 to 7.5 | 6 to 7.5 | 6 to 7.5 | 6 to 7.5 |
| Moisture % max | 10 | 5 | 5 | 5 | 5 | 5 | 5 |
| Chloride Ppm max | 1200 | 1200 | 1000 | 100 | 100 | 100 | 100 |
Specification of Activated Carbon (Unwash)
| Methylene Blue mg/g | 100 | 150 | 180 | 240 | 270 | 300 | 340 | 360 | 400 | 450 |
|---|---|---|---|---|---|---|---|---|---|---|
| KMnO4 % min | 25 | 35 | 40 | 45 | 60 | 70 | 75 | 80 | 85 | 90 |
| Iron ppm max | 1000 | 800 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 |
| Acid Soluble % max | 12 | 10 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Water Soluble % max | – | – | – | 1 to 4 | 1 to 4 | 1 to 4 | 1 to 4 | 1 to 4 | 1 to 4 | 1 to 4 |
| Ph | 10 | 10 | 10 | 6 to 7.5 | Adjustable between 7 to 11 | |||||
| Moisture % max | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
