C.I. Mordant Violet 5
Time: 2015-09-03 22:29:00
C.I. Mordant Violet 5
Synonyms
C.I. 15670;
CI 15670;
C.I. Mordant Violet 5, monosodium salt;
Benzenesulfonic acid, 4-hydroxy-3-((2-hydroxy-1-naphthalenyl)azo)-, monosodium salt;
Category
Anionic Surfactant
>> Sulfonate
>> Azo Sulfonate
>> Azo Dye
Chemical Numbering System
CASRN2092-55-9
EINECS218-246-4
Molecular Formula & Molecular Weight
Molecular Formula: C16H11N2NaO5S; C16H12N2O5S.Na
Molecular Weight: 366.32
Structure
Properties
Appearance    (1), solid.
Solubility    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.6) 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.
Major Uses
1. Typical Applications
Use as dye.
Manufacturers
 
Update: 20171208(1);