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Acid Dyes // Acid Blue 7




SPECIFICATION

 

C.I. Name

Acid Blue 7

CAS NO.

-

C.I. No.

42080

Type of dye

Acid

Description

Dark copperous blue powder

Hue

Pinkish Red

Physical Appearance

Powder

PH of 1%solution

6.02

Solubility

90°c-15g/l

Insolubility

0.2%

Absorbance

0.8(0.001%)

Maximum wavelength

640nm

Foaming

Nil

Spot Test on Paper

Similar

Moisture content

2%

 

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