Table 2 Elemental components ratio of ash in raw and treated PS
From: Lactic acid production from paper sludge by SSF with thermotolerant Rhizopus sp.
Ratio of ash | Elemental components (%)a | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Al | Ca | Si | Mg | Fe | Na | S | P | Ti | Cl | K | Mn | Zn | Cu | ||
Raw | 1 | 32.9 | 30.8 | 16.4 | 5.77 | 3.55 | 3.24 | 2.95 | 1.99 | 0.643 | 0.490 | 0.426 | 0.412 | 0.244 | 0.114 |
Treated | 0.537 | 14.1 | 1.66 | 24.3 | 6.07 | 1.71 | 2.53 | 0.743 | 0.905 | 0.840 | 0.216 | 0.401 | 0.0759 | 0.0684 | 0.115 |