... ) It is possible to form solvent compound with metallic ions such as Ca, Ba, Mg, Cu and Fe; it is a ... .050.063> Sodium Hexametaphosphate's Application:a) For industrial use, such as oil field, paper-making, textile, dyeing, petrochemical industry, tanning industry ... industry and building material industry;b) it is mainly used as additive agent, PH adjusting agent and fermentation agent, and nourishment ...