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. 2020 Jan 11;25(2):296. doi: 10.3390/molecules25020296

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© 2020 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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The effect of pretreatment on solid material recovery (right anex), as well as on the fractionation of grass lawn (GL) waste, in terms of cellulose, hemicellulose and lignin, during (a) thermal treatment (TT) at 120 °C for 1 h and acid (H₂SO₄, H₃PO₄, HCl) pretreatment, at the concentrations of 2, 10 and 20 g/100 gTS; (b) TT at 80 °C for 24 h and alkali (NaOH) pretreatment at the concentrations of 2, 10 and 20 g/100 gTS, respectively.