Hexasodium phytate
Synonyms
Myo-Inositol, hexakis(dihydrogen phosphate), hexasodium salt;
Hexasodium inositol hexaphosphate;
Category
Anionic Surfactant
> Phosphate
>> Cyclic Phosphate
>>> Alicyclic Phosphate
Chemical Numbering System
CASRN:34367-89-0
EINECS:N/A
Molecular Formula & Molecular Weight
Molecular Formula: C6H12Na6O24P6; C6H18O24P6.6Na
Molecular Weight: 791.93
Structure
Schematic formula:
Properties
Appearance (1), white solid; (2), liquid.
Solubility soluble in water.
Stability stable. Under strong acid condition, easily hydrolyzed.
Risk Solid form: corrosion; irritation, irritation to skin, eye, respiratory system.
GHS (Rev.10) label:
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent chelating, cleansing, emulsifying, dispersing, anticorrosive, antirust, anti-oxidizing abilities. Antioxidant activity depends on chelation.
Synthesis
Quality Standards & Test Methods
1, Physical and chemical indexes
Item |
Physical and chemical indexes |
Solid |
|
Actives, %, ≥ |
90.0 |
Test Methods
(1), Actives
GB/T 13173 Surface active agents - Detergents - Testing methods
2, Hazardous substances indexes
Item |
Hazardous substances indexes |
Solid |
|
Heavy metals (as Pb), mg/Kg, ≤ |
20 |
As, mg/Kg, ≤ |
3 |
Test Methods
(1), Heavy metals (as Pb)
Safety and Technical Standards for Cosmetics (2015 Edition)
GB/T 30799 The test method of food detergents - Determination of heavy metals
(2), As
Safety and Technical Standards for Cosmetics (2015 Edition)
GB/T 30797 The test method of food detergents - Determination of total arsenic
3, Product standards
(1), Chinese standards
(1a), QB/T 5222 Oral care and cleansing products -- Sodium phytate (Sodium inositol phosphate) for toothpaste
4, Further explanation
(a), On physical and chemical indexes: firstly, shall be indicated carbon atom distribution; secondly, shall be indicated average molecular weight.
(b), Used in cosmetics, should be test for harmful substances or furtherly test for microorganisms, according to local regulations and standards.
Major Uses
1, Typical applications
Use as anticorrosive agent, antirust agent.
Use as chelating agent.
Use as cleansing agent.
2, Personal care products
Conditioning agent, oral care agent in personal care products.
3, Industrial cleaning and metal surface treatment
Use as cleansing agent, anticorrosive agent.
Manufacturers