Natural red 4
Synonyms
CI 75470;
Carmine Cochineal;
Cochineal, dye;
Category
Anionic Surfactant
> Carboxylate
>> Glycosyl Carboxylate
>>> Anthraquinone Glycosides
Chemical Numbering System
CASRN: 1343-78-8
EINECS: 215-680-6
Molecular Formula & Molecular Weight
Molecular Formula: N/A
Molecular Weight: N/A
Structure
Typical component:
Properties
Appearance (1), solid; (2), liquid.
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.10) label:
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent masking, dyeing abilities.
Synthesis
Quality Standards & Test Methods
1, Physical and chemical indexes
Item |
Physical and chemical indexes |
Solid |
|
Actives, %, ≥ |
85.0 |
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, Product standards
(1), Chinese standards
(1a), GB 1886.315 Food safety national standard -- Food additive -- Carmine Cochineal and Carmine Cochineal Aluminum Lake
4, 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.
Can be applied to all kinds of products.
(2), In accordance with EU regulations (EC) 2009/1223, directive 88/667/EEC, be included in Annex IV/115.
3, Food
Use as food additive (coloring agent).
Manufacturers