Aluminum, 3-hydroxy-4-[(4-sulfo-1-naphthalenyl)azo]-2,7-naphthalenedisulfonic acid complex Chemical Properties

Boiling point:

853℃[at 101 325 Pa]

Density 

1.82[at 20℃]

vapor pressure 

0Pa at 25℃

storage temp. 

-20°C

Water Solubility 

1.7μg/L at 25℃

LogP

1.63 at 25℃

EPA Substance Registry System

C.I. Pigment Red 193 (12227-62-2)

Aluminum, 3-hydroxy-4-[(4-sulfo-1-naphthalenyl)azo]-2,7-naphthalenedisulfonic acid complex Usage And Synthesis

Preparation

4-Aminonaphthalene-1-sulfonic acid diazo, and 3-Hydroxynaphthalene-2,7-disulfonic acid coupling, and then into aluminum salt deposit color.

Flammability and Explosibility

Not classified

Properties and Applications

blu-ray red. Purple fine powder, odourless. Hardly soluble in water, oil and most solvent, but can be scattered, mixed with water, oil liquid and solid powder. When use, acid and alkali through congress effect use effect. This product is suitable for oil products, powder of solid and colloid water-soluble colorants are difficult to use items shading. The product is made of a certain amount of strong HCL, added with a certain volume of two potassium hydrogen sulfate solution diluted, the maximum absorption wavelength for 520 + 2 nm.

Aluminum, 3-hydroxy-4-[(4-sulfo-1-naphthalenyl)azo]-2,7-naphthalenedisulfonic acid complex(12227-62-2)Related Product Information

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