Potassium hydroxymethane sulfonate
Synonyms
Methanesulfonic acid, hydroxy-, monopotassium salt;
Potassium hydroxymethanesulphonate;
Formaldehyde potassium bisulfite;
Category
Anionic Surfactant
> Sulfonate
>> Chain Sulfonate
>>> Hydroxyl Alkyl Sulfonate
>>>> Hydroxyl Linear Alkyl Sulfonate
Chemical Numbering System
CASRN：51754-03-1
EINECS：257-378-7
Molecular Formula & Molecular Weight
Molecular Formula: CH3KO4S; CH4O4S.K
Molecular Weight: 150.20
Structure
Properties
Appearance (1), white solid.
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 (Rev.10) label: 
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent antimicrobial, antibacterial, preservative abilities. Formaldehyde slow-release agent.
Synthesis
Formaldehyde reacts with potassium bisulfite, 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.
Major Uses
1, Typical Applications
Use as antimicrobial agent, preservative.
2, Textile, printing and dyeing
Use as discharging agent.
Manufacturers