Table 1.

Element analysis results of Kraft lignin (KL).

C	H	O	N	P	K	Ca	Mg	S	Fe	Mn	Zn	Cu	B
(%)									(ppm)
63.00	5.78	30.79	0.17	0.02	0.07	0.04	0.01	0.12	19	27	16	1	19