C.I. Name

Acid Orange 3

CAS NO.

6373-74-6

C.I. No.

10385

Type of dye

Acid

Description

Black Powder

Hue

Orange

Physical Appearance

Powder

PH of 1%solution

8.51

Solubility

R.T.-50g/l,90ºc-33.3g/l

Insolubility

0.05%

Absorbance

0.462 (0.002%)

Maximum wavelength

420nm

Foaming

Nil

Spot Test on Paper

Similar to std

Moisture content

2%