... 8 3. Good quality, competitive price 4. Free samples Sodium Hexametaphosphate Property:white powder,density is 2.484(20 degree C ... maxFluoride (F)--------0.003% maxWater insoluble0.05%max0.06% maxApplication:For industrial use, such as oil field, paper-making, textile, ... high temperature agglomerant, detergent and soil analytical chemistry reagent. For food grade, it is mainly used as additive agent,PH ...