Use of Forestry Wastes for Biosorption of Dyes and Cr (VI)

Table 1

Properties of biosorbents.

	Ash; (wt%)	Lignin; (wt%)	Cellulose (wt%)	Hemicellulose (wt%)	Extractives (wt%)
Pine cone	0.9	31.4	47.2	15.7	4.8
Oak cups pulp	7.2	34.3	12.3	43.6	2.6
PC-N	0.18
OC-N	1.09