Sodium Hexametaphosphate, SHMP,China price supplier

Sodium Hexametaphosphate, SHMP
Chemical formula  (NaPO3)6
Molecular weight: 611.82
Standard executed: HG/2519-1993(technical grade)
                                 GB1890-2005(food grade)
CAS Number:(1)68915-31-1
                      (2)10124-56-8
Properties:
White powder; Density 2.484(20 degrees Celsius); soluble in water but insoluble in organic solvent; It has got strong hygroscopicity and can absorb humidity from the air to become into pasty form; It may form soluble chelates with ions of Ca, Ba, Mg, Cu, Fe etc. and is a good water treatment chemical.
Uses:
Used in industries of oil fields, paper production, textile, dyeing, petroleum, chemistry, metallurgy and construction materials etc. as water softener, flotation selecting agent, disperser and high temperature adhesive; In food industry it used as an additive, nourishing agent, quality improver, pH regulator, metal ions chelating agent, adhesive and leavening agent etc.
Packing and storage:
In 25 Kg,50 Kg,1000 Kg net bage,store at a cool,dry and well ventilated place.
Guaranteed Technical Specifications :
NO . specifications
Industrial Grade 
1 Appearance  white powder or white fine powder or white granular or colorless piece
2 Total phosphates (as P2O5 )%  68 
3 Inactive Phosphates (as P2O5 )% 7.5  
4 iron (Fe) %  0.05  
5  PH Value  5.8-7.3   
6 Solubility  pass  
7  Heavy Metals (as Pb) %  -
8  Arsenic (As)%  - 
9  Fluoride (as F) %  -
10  Water Insoluble matter %  0.05 
11  Polymerization  9-21  
we can also produce Food Grade  Sodium Hexametaphosphate, technical grade SHMP.