ResinTech SACMP-UPS is a sodium form macroporous highly crosslinked strong acid cation resin. SACMP-UPS is a uniform particle size resin with high void space and low coefficient of drag. SACMP-UPS is intended for use where resin uniformity is an important attribute to help reduce pressure loss or prevent strainer plugging. SACMP-UPS is available in the sodium or hydrogen form (when ordered as SACMP-H-UPS).