Since March of 1980 SPER Chemical Corporation has been producing blended phosphate water treatment formulations using only the most effective ingredients available from domestic US manufacturers. These blends are NSF Certified for use in Potable Water Systems and span the range from blended orthophosphates to linear chain polyphosphates and various ratios in between. Our granular and liquid water treatment formulations are designed to effectively and economically mitigate mineral precipitation, uncontrolled internal mineral scale buildup, corrosion of internal distribution pipe and equipment and inconsistent water conditions.