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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
  1. aBased on the content of inorganic material (ash) in raw PS