Techno-economic evaluation of 2nd generation bioethanol production from sugar cane bagasse and leaves integrated with the sugar-based ethanol process

Table 9 Cost of chemicals and water

Chemicals	Cost (US$/ton)
Sulphuric acid (concentrated H₂SO₄)	100
Phosphoric acid (as 50 wt-% acid)	500
Ammonia (as 25 wt-% NH₃)	100
NaOH (as 50 wt-% NaOH)	200
Enzyme product (NS22086)	Budget price 2009
(NH₄)₂HPO₄	1000
MgSO₄	3000
Cooling water	0.08
Process water	0.33

ISSN: 2731-3654