... switch(Korea),Stainless steel(Japan). 4.......Exit water standard: conductivity≤10us/cm, bacteria≤20. correspond ... with GB5749-2006 pure water standard.Specification:The line pretreatment system adopt ... water smell,remove fluorine,remove ferrimanganic,reduce chloride,improve the water taste.The water get the national pure water standard. Economic&Practical pure water treatment ...