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Acid orange 3

Time: 2021-10-31 12:24:27; Count: 7

Acid orange 3

Synonyms

CI 10385;

Benzenesulfonic acid, 2-anilino-5-(2,4-dinitroanilino)-, monosodium salt;

Category

Zwitterionic Surfactant

> Sulfonate Type

>> Nitro Dye

Chemical Numbering System

CASRN: 6373-74-6

EINECS: 228-921-5

Molecular Formula & Molecular Weight

Molecular Formula: C18H13N4NaO7S; C18H14N4O7S.Na

Molecular Weight: 452.37

Structure

Properties

Appearance    (1), orange-yellow 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, nitrogen oxides 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, antistatic abilities.

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

 

Article

[Terminology] Dispersion system

[Terminology] Vesicle

Pandect of Ester surfactants (1): Definition

[Terminology] Van Der Waals force

[Terminology] Micellar aggregation number

Standard

Test methods of surfactants, catalog, Chinese national standards

Surfactants, catalog, Chinese national standards