Table 2.
The S/G lignin ratio of torch ginger stem

Treatment		Syringyl unit	Guaiacyl unit	S/G ratio
Active alkali (%)	L/W ratio
Control (torch ginger stem)		0.2722	0.3875	0.70
15	4:1	0.0969	0.3680	0.26
	6:1	0.1663	0.4472	0.37
20	4:1	0.0867	0.3522	0.25
	6:1	0.0621	0.2694	0.23
25	4:1	0.0256	0.2009	0.13
	6:1	0.0232	0.2041	0.11