SHMP-Sodium Hexametaphosphate 10124-56-8(CAS DataBase Reference) Properties: White powder, density ... , high temperature agglomerant, detergent and soil analytical chemistry reagent. For food grade, it is mainly used as additive agent, PH adjusting agent ... or 1,000kg. Store at a well ventilated, dry place. Sodium Hexametaphosphate (SHMP)