Laccaic acid A
Time: 2018-11-17 15:53:11

Laccaic acid A

Synonyms

 

Category

Anionic Surfactant

> Carboxylate

>> Cyclic Carboxylate

>>> Aryl Carboxylate

>>>> Anthraquinone-group Carboxylate

Chemical Numbering System

CASRN15979-35-8

EINECSN/A

Molecular Formula & Molecular Weight

Molecular Formula: C26H19NO12; C26H19N1O12

Molecular Weight: 537.43

Structure

Properties

Appearance    (1), solid.

Solubility    slightly soluble 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 emulsifying, dispersing, anti-oxidizing, masking abilities. Natural dye.

Synthesis

 

Quality Standards & Test Methods

1, Physical and chemical indexes

Item

Physical and chemical indexes

Solid

Actives, %, ≥

95.0

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, 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 dye.

Manufacturers