Effect of Production Factors on the Bioethanol Yield of Tropical Sawdust

Table 4

Result of physical property test of bioethanol.

Sample ID	Alcohol content (%)	Density (g/mL)	Flash point (°C)	Heating value (MJ/kg)	Viscosity (Pa.sec)	pH	Volume (mL)
212A	69	0.836	15	21.5	1.073	6.4	213.9
212B	69	0.868	14	23.1	1.123	6.2	289.8
300A	69	0.878	14	21.0	1.097	6.6	193.2
300B	69	0.872	16	22.2	1.109	6.4	255.3
500A	69	0.821	15	20.5	1.193	6.5	186.3
500B	69	0.862	16	20.8	1.103	6.4	220.8
ASTM bioethanol standards	97	0.789	12	29.7	1.525	6.5-9.0	—

Source: Herman et al. [36].