Fast Red B Base (C.I. Azoic Diazo Component 5)

We are one of the leading suppliers and exporters of Fast Red B Base in China, offering reliable quality and competitive price on regular basis. Fast Red B Base is commonly used in textile dyeing process, it also serves as the intermediate in production of organic pigment. The CAS Number of Fast Red B Base is 97-52-9.

Chemical name: 4-Nitro 2-Methoxy Aniline 
Chemical formula: C6H3NO2OCH3NH2
Appearance: Yellow powder
Purity: 99.5%
Melting point: 139℃
Moisture: 0.5% max.
Applications: For textile dyeing and for production of pigments

Fastness properties in cotton:

Coupling components

Light fastness

Soda boiling

Oxygen bleaching

Ironing

Chlorine bleaching

ISO

AATCC

ISO

1/3N

2N

2N

2

4

4-5

5

2-3

1

4

4-5

4

5

6

6-7

2-3

3

3

4

5

3

3-4

4-5

4-5

5

3-4

4-5

17

2-3

3-4

4

2-3

1

4

4-5

18

4

5

5-6

2

1

2-3

4

20

4

5-6

6

3-4

2

2-3

4

 Fast Red B Base