1. purity: 68%min 2. free sample 3.Custom Packaging 4. Shippment faster CHEMICAL NAME: Sodium Hexametaphosphate Property:white powder,density is 2.484(20 degree C),easily soluble in water,but not on organic solution,absorbent to dampness,and furn sticken when absorbed dampness in air.It’s possible to form solvent compound with metallic ions such as Ca,Ba,Mg,Cu and Fe;It is a fine agent for water ...