Solvent Red 48
Synonyms
CI 45410:1;
4,5,6,7-Tetrachloro-3',6'-dihydroxy-2',4',5',7'-tetrabromospiro(isobenzofuran-1(3H),9'-(9H)xanthene)-3-one;
Category
Non-ionic surfactant
> Phenol
>> Ester-group Phenol
Chemical Numbering System
CASRN: 13473-26-2
EINECS: 236-747-6
Molecular Formula & Molecular Weight
Molecular Formula: C20H4Br4Cl4O5
Molecular Weight: 785.67
Structure
Properties
Appearance (1), solid.
Solubility insoluble in water.
Stability stable.
Risk Solid form: irritation, irritation to skin, eye, respiratory system.
GHS (Rev.10) label:
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent masking, dyeing abilities. Xanthene dyes.
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.
(b), Used in cosmetics, should be test for harmful substances or furtherly test for microorganisms, according to local regulations and standards.
Major Uses
1, Typical applications
Use as dye.
2, Personal care products
Colorant in personal care products.
Further information:
(1), In accordance with Safety and Technical Standards for Cosmetics (2015 Edition) of China, be included in the allowable colorants, but must pass the insolubility test.
Can be applied to all kind of products.
Refer to Acid Red 92:
In raw materials, the content of 2-(6-Hydroxy-3-oxo-3H-xanthen-9-yl)benzoic acid is not more than 1%, the content of 2-(Bromo-6-hydroxy-3-oxo-3H-xanthen-9-yl)benzoic acid is not more than 2%.
(2), In accordance with EU regulations (EC) 2009/1223, directive 88/667/EEC, be included in Annex IV/79.
In raw materials, the content of 2-(6-Hydroxy-3-oxo-3H-xanthen-9-yl)benzoic acid is not more than 1%, the content of 2-(Bromo-6-hydroxy-3-oxo-3H-xanthen-9-yl)benzoic acid is not more than 2%.
Manufacturers