Direct Red 31
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- Category :
Dyestuffs and Pigments/Direct Dyes
- CAS NO : 5001-72-9
- EC NO : 225-669-8
- Molecular Formula : C32H21N5Na2O8S2
- Main Specifications :
- Synonyms : C.I.Direct Red 31;Disodium 7,7'-iminobis(4-hydroxy-3-(phenylazo)naphthalene-2-sulphonate);Direct Pink 5B;2-Naphthalenesulfonic acid, 7,7'-iminobis(4-hydroxy-3-(2-phenyldiazenyl)-, sodium salt (1:2);2-Naphthalenesulfonic acid, 7,7'-iminobis(4-hydroxy-3-(2-;EINECS 225-669-8;2-Naphthalenesulfonic acid, 7,7'-iminobis(4-hydroxy-3-(phenylazo)-, disodium salt;disodium (3E,3'E)-7,7'-iminobis[4-oxo-3-(2-phenylhydrazinylidene)-3,4-dihydronaphthalene-2-sulfonate];
Molecular Structure:
If you are sourcing Direct Red 31 from China ,just feel free to inquire
Contact us
Company: |
Ningbo Everlop Import & Export Co., Ltd |
E-mail: |
chem@netsun.com |
Address: |
Room1203, NO.21 Hualou Lane, Prime Center Haishu District, Ningbo, China. |
Zip Code: |
315010 |