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Acid Green 1(CAS 19381-50-1)

Acid Green 1

Name:C.I.Acid Green 1,C.I.10020

Molecular Structure: nitroso class

 

C.I.Acid Green 1,C.I.10020,CAS 19381-50-1,878.46,C30H15FeN3Na3O15S3,Napthol Green B,Acid Green PXC

Molecular Formula:C30H15FeN3Na3O15S3

Molecular Weight: 878.46

CAS Registry Number:19381-50-1

Manufacturing Methods : 6-Hydroxynaphthalene-2-sulfonic acid on nitrosation, and transformed to iron sodium salt.

Properties and Applications:  Yellow green. Green powder, to sunlight (infrared light) has excellent absorption and excellent light fastness, in a saturated salt solution in a good solubility and stability. Often in the water as yellow green. Case of concentrated sulfuric acid was yellow brown, diluted yellow. Its aqueous sodium hydroxide as blue green. Mainly used in solar salt industry and wool, silk and nylon fabric dyeing and printing, can also be used for leather dyeing.

Standard

Light Fastness

Soaping

Persperation Fastness

Oxygen bleaching

Fastness to seawater

Fading

Stain

Fading

Stain

Fading

Stain

ISO

7

3

 

3-4

3-4

 

4

 

AATCC

6-7

2-3

 

3-4

2

 

4-

 

 

 

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