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Table 3 Effect of the dilute sulfuric acid pretreatment on the order of the different residues

From: 2G ethanol from the whole sugarcane lignocellulosic biomass

Component

Raw materials

Pretreated materials

Cellulose

Straw > bagasse > tops

Tops > bagasse > straw

Hemicellulose

Tops > straw > bagasse

Bagasse > tops > straw

Lignin

Bagasse > straw > tops

Straw > bagasse > tops

Ash

Tops > straw > bagasse

Tops > straw > bagasse

  1. Chemical composition orders based on average data for each type of residue (bagasse, straw, and tops) obtained for the four varieties (K, M, Q, and X).