Table 3.

Composition of the molasses and date syrup used as substrate for microbial growth and BS production.

Parameter	Molasses	Date syrup
°Brix	10	10
pH	5.93	4.35
Total sugar (%)	6.8	8.3
Protein (%)	0.83	0.52
Calcium (mg/l)	708.3	79.03
Zinc (mg/l)	1.105	0.359
Iron (mg/l)	7.290	0.168
Copper (mg/l)	0.045	0.107
Manganese (mg/l)	0.312	0.136
Magnesium (mg/l)	217.8	196
Sodium (mg/l)	81.1	46
Potassium (mg/l)	72.5	45.5