Sodium Hexametaphosphate / SHMP

Sodium Hexametaphosphate / SHMP

Molecular formula: (NaPO3)6

Molecular weight: 611.77

CAS No: 10124-56-8

EINECS: 233-343-1

 

 

Physicochemical Properties: 

White powder, specific gravity 2.484 (20 degrees), easily soluble in water, insoluble in organic solvents, strong hygroscopicity, gradually absorbs water in the air and becomes viscous, can be mixed with Ca, Ba, Mg, Cu, Fe and other metal ions It forms a soluble chelate and is an excellent water quality treatment agent.

 

Applications and Usages: 

Used in oil field, papermaking, textile, printing and dyeing, petroleum, chemical industry, leather, metallurgy, building materials and other industries, as water softener, buffer agent, flotation agent, dispersant, high temperature binder. Used as an additive in the food industry, Nutrients, quality improvers, PH value regulators, metal ion chelating agents, adhesives, swelling agents, etc.

 

Executive standard: HG/T2837-1997 (industrial grade); GB1890-89 (food grade)

Product Specification:

 

No		Indicators name	industrial grade	Food grade
1		total phosphate (以 P2 O 5 计) % MIN	68.0	68.0
2		inactive phosphate  ( 以P2 O 5 计 ) % MAX	7.5	7.5
3		Iron (以 Fe 计) % MAX	0.05	0.05
4		PH Value	5.8-7.3	5.8-6.5
5		Solubility	qualified	qualified
6		Heavy Metal (以 Pb 计) % MAX		0.001
7		Arsenic (以 As 计) % MAX		0.0003
8		Fluoride (以 F 计) % MAX		0.003
9		Water insoluble matter  %MAX	0.05	0.06
10		Polymerization	9-21	9-21
11		Fineness (mesh number)	60 ～ 80	60 ～ 80

 

Package:

Inner plastic woven bag, two inner bags, net weight 25, 50, 1000KG per bag, stored in ventilated and dry place. 

 

 

PIC: Flora  Cao
Email: km155@kmchem.com
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