Reverse Osmosis:RO+EDI+Ultrafilter(PLC).Meet with FDA specification, standards of EP, USP, China's pharmacopoeia,cGMP. Reverse OsmosisSummarize: Reverse Osmosis is the ... typically in conjunction with reverse osmosis and other purification devices. 1 stage RO+EDI Double stages RO +EDI Double stages RO +EDI+Ultra-filterIt ... , EP, Pharmacopoeia of People's Republic of China. Reverse Osmosis system