Template:SJTU-BioX-Shanghai/Figure/Table/t6.3.2

	Seawater RO	Our project (bio-desalination)
Main Energy form	Mechanical (electrical) energy	Light (solar) energy
Energy cost	2.5-7	NA (estimated to be lower)
Pretreatment requirement	High	Low (See chapter 2)
Operating temperature (℃)	<45	<45
Product water quality (TDS mg/L)	200-500 (single RO pass)	NA (estimated to be higher)
Typical water recovery	35-50%	NA (depend on separation efficiency，estimated to be higher)