C.I. Pigment Red 193
Synonyms
Acid Red 27 Aluminum Lake;
Pigment Red 193;
C.I. 16185:1;
2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-((4-sulfo-1-naphthalenyl)azo)-, aluminum complex;
Category
Zwitterionic Surfactant
> Sulfonate Type
>> Azo Dye
Chemical Numbering System
CAS: 12227-62-2
EINECS: 235-437-8
Molecular Formula & Molecular Weight
Molecular Formula: N/A
Molecular Weight: N/A
Structure
Schematic formula:
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 label: 
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent masking, dispersing abilities.
Synthesis
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Solid |
|
|
Actives, %, ≥ |
85.0 |
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 pigment.
Use as dye.
2, Personal care products
Dye, hair dyeing agent in personal care products.
* * * * * *
Further information:
(1), In accordance with EU regulations (EC) No 1223/2009, directive 88/667/EEC, be included in Annex IV/33.
Can be used in personal care products.
(2), In accordance with Safety and Technical Standards for Cosmetics (2015 Edition):
Not included.
Manufacturers
Update: 20171208(1);