Calcium adipate
Synonyms
Adipic acid, calcium salt;
Hexanedioic acid, calcium salt;
Category
Anionic Surfactant
> Carboxylate
>> Dicarboxylate
>>> Alkyl Dicarboxylate
>>>> Linear Alkyl Dicarboxylate
Chemical Numbering System
CAS: 22322-28-7
EINECS: N/A
Molecular Formula & Molecular Weight
Molecular Formula: C6H10O4.x-Ca
Molecular Weight: N/A
Structure
Properties
Appearance (1), white solid.
Solubility soluble in water.
Stability stable.
Risk Solid form: corrosion; flammable material; irritation, irritation to skin, eye, respiratory system. 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 hydrotropic, dispersing, cleansing abilities.
Synthesis
Adipic acid reacts with calcium hydroxide, then obtain.
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Solid |
|
|
Actives, %, ≥ |
95.0 |
Test Methods
(1), Actives
GB 1886.53 Food safety national standard -- Food additive -- Adipic acid
GB 2092 Sebacic acid for industrial use
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, 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 hydrotrope.
Use as buffering agent.
2, Environmental protection
Use as desulfurization additive.
Manufacturers
Update: 20140203(1); 20180202(2);