Polygalacturonic acid
Time: 2019-02-28 15:17:52

Polygalacturonic acid

Synonyms

Galacturonic acid, homopolymer;

Category

Polymer Surfactant

> Polysaccharide and its Derivatives

>> Anionic-type

>>> Anionic Polysaccharide and its Derivatives

Chemical Numbering System

CASRN25990-10-7

EINECSN/A

Molecular Formula & Molecular Weight

Molecular Formula: N/A

Molecular Weight: N/A

Structure

 

Properties

Appearance    (1), solid.

Solubility    insoluble in water.

Stability    stable.

Risk    Solid form: 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 (Rev.7) label:  

Ecology    may be hazardous to environment. Water body should be given special attention.

Biodegradability    biodegradable.

Characteristics    excellent film-forming, emulsifying, dispersing abilities.

Synthesis

 

Quality Standards & Test Methods

1, Physical and chemical indexes

Item

Physical and chemical indexes

Solid

Actives, %, ≥

95.0

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 dispersing agent, emulsifying agent.

Use as thickening agent.

Use as film-forming agent.

Manufacturers