Sodium PG-sulfonate
Synonyms
2,3-Dihydroxy-1-propanesulfonic acid, sodium salt;
Category
Anionic Surfactant
> Sulfonate
>> Chain Sulfonate
>>> Hydroxyl Alkyl Sulfonate
>>>> Hydroxyl Linear Alkyl Sulfonate
Chemical Numbering System
CAS: N/A
EINECS: N/A
Molecular Formula & Molecular Weight
Molecular Formula: C3H7NaO5S; C3H8O5S.Na
Molecular Weight: 178.14
Structure
Properties
Appearance (1), solid; (2), liquid.
Solubility soluble in water.
Stability stable.
Risk Solid form: flammable material; irritation, irritation to skin, eye, respiratory. Harmful products of combustion are CO, CO2 and so on. Contact with strong oxidants, can cause to burn.
GHS label: 
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent dispersing, wetting abilities.
Synthesis
(1), 3-Chloro-2-hydroxy-1-propylsulfonate is prepared by the reaction of epichlorohydrin and sodium bisulfite.
(2), 3-Chloro-2-hydroxy-1-propylsulfonate reacts with sodium hydroxide, sodium carbonate, then obtain.
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Solid |
|
|
Actives, %, ≥ |
90.0 |
Test Methods
(1), Actives
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, 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.
Major Uses
1, Typical Applications
Use as intermediates in organic synthesis.
2, Personal care products
Conditioning agent, humectant in personal care products.
Manufacturers
Update: 20131027(1); 20170730(2);