High Level Ethanol from Sugar Cane Molasses by a New Thermotolerant Saccharomyces cerevisiae Strain in Industrial Scale

Table 5

Effect of varying concentrations of magnesium sulfate on ethanol production by S. cerevisiae F-514 using sugarcane molasses in batch culture.

Magnesium sulfate kg/65 m^3	Initial pH	EOH% v/v	RS%	FE%	Final pH	Viable yeast cell ×10^8	Yeast yield (g/L)
5	4.7	9.5	1.40	85.4	4.8	3.60	12.4
10	4.7	9.6	1.32	86.3	4.8	3.60	12.4
15	4.8	9.6	1.36	87.1	5.0	3.60	12.2
20	4.8	9.5	1.40	85.4	5.0	3.55	12.1