Table 3. Deodorization rate of ceramics prepared at different mixing ratio of sawdust, rice husk and charcoal

Mixing ratio of sawdust:rice husk:charcoal (%)	Running time (min)	Concentration of blank (μmol/mol)	Concentration of sample (μmol/mol)	Deodorization rate (%)
50:35:05	0	20	20
	30	20	4	80
	60	20	3	85
	90	20	3	85
	120	20	3	85
50:30:10	0	20	20
	30	20	3.8	81
	60	20	2.8	86
	90	20	2.8	86
	120	20	2.6	87
50:25:15	0	20	20
	30	20	3.8	81
	60	20	2.8	86
	90	20	2.4	88
	120	20	2.4	88
50:20:20	0	20	20
	30	20	3.6	82
	60	20	2.4	88
	90	20	2.4	88
	120	20	2.2	89