Recalcitrant carbohydrates after enzymatic hydrolysis of pretreated lignocellulosic biomass

Table 3 Glycosyl residue content

Dosage (mg/g)	Glycosyl residue content (mol %; Min–max)
	PCS			PSCS
	0	10	100	0	10	100
Residue
Glucose	31.7–33.3	32.4–36.1	26.4–26.6	16.9–18.2	38.7–40.7	28.6–30.6
Xylose	51.1–53.4	51.1–53.4	53.6–54.8	64.8–66.9	45.4–47.0	46.5–50.7
Arabinose	13.0–13.1	11.6–13.2	15.8–16.6	14.8–15.4	12.1–12.4	14.0–14.7
Mannose	0.5–0.7	1.0–1.2	2.9–3.4	0.8–1.0	1.8–1.9	6.7–8.1
Galactose	1.3–1.9	nd	nd	0.6–0.7	nd–0.4	nd
Total monosaccharides (mg/g)	221.6–301.1	37.1–71.6	21.4–31.4	250.9–653.5	51.4–51.8	25.7–39.4

Ribose, rhamnose, fucose, glucuronic acid, galacturonic acid, N-acetyl galactosamine, N-acetyl glucosamine and N-acetyl mannosamine were not detected in any material
Glycosyl residue content (mol %) of each sample at initial time (dosage 0 mg/g), and the insoluble part after enzymatic hydrolysis at lower dosage (10 mg/g) and higher dosage (100 mg/g) loading of C1 enzyme related to total dry biomass
nd not detected

ISSN: 2731-3654