Table 1. pH, Electrical Conductivity, and Dissolved Oxygen at 30 °C.

pH	MO compartment (2 g/L)	5.3
	water compartment	6.3
dissolved oxygen (mg/L)	distilled water	5.48
	0.4 N NaCl solution	5.92
	distilled water + yeast MO (2 g/L)	2.3
	0.4 N NaCl solution + air pumping (2.5 L/min)	7.18
conductivity (μs/cm)	distilled water	5
	0.4 N NaCl solution	5500
	0.4 N NaCl solution + yeast MO (2 g/L)	6034
	0.4 N NaCl solution + air pumping	3996
	0.4 N NaCl solution + stirring 600 rpm	4789
	0.4 N NaCl solution + air pumping + stirring 600 rpm	2372