Product Short Description: Antiscalant water additives, used as pretreatment for Reverse Osmosis systems, are highly effective in preventing membrane scaling. Product Description: This is a reverse osmosis membrane treatment chemicals . It is highly concentrated polymer chemicals. RXSOL Antiscalant water additives, used as pretreatment for Reverse Osmosis systems, are highly effective in preventing membrane scaling. Applied Membranes carries a large inventory of RXSOL Antiscalant at competitive prices with technical support.