Company Name: |
Shaanxi Dideu Newmaterial Co., Ltd.
|
Tel: |
029-87576359 15353716720 |
Email: |
1039@dideu.com |
Products Intro: |
Product Name:NAPHTHALENE SCARLET B CAS:5858-42-4 Purity:98% Package:25kg
|
Company Name: |
Pfaltz & Bauer, Inc.
|
Tel: |
(800) 225-5172 |
Email: |
sales@pfaltzandbauer.com |
Products Intro: |
|
|
| NAPHTHALENE SCARLET B Basic information |
Product Name: | NAPHTHALENE SCARLET B | Synonyms: | NAPHTHALENE SCARLET B;disodium 4-hydroxy-3-[(6-sulphonato-2-naphthyl)azo]naphthalenesulphonate;4-Hydroxy-3-[(6-sulfo-2-naphtyl)azo]-1-naphthalenesulfonic acid disodium salt;C.I.14730;C.I.Acid Red 102;Double Brilliant Scarlet 3R;disodium,(3Z)-4-oxo-3-[(6-sulfonatonaphthalen-2-yl)hydrazinylidene]naphthalene-1-sulfonate;Acid Red 102 | CAS: | 5858-42-4 | MF: | C20H12N2Na2O7S2 | MW: | 502.43 | EINECS: | 2274916 | Product Categories: | | Mol File: | 5858-42-4.mol | |
| NAPHTHALENE SCARLET B Chemical Properties |
| NAPHTHALENE SCARLET B Usage And Synthesis |
Preparation | 6-Aminonaphthalene-2-sulfonic acid diazo, coupled with the 4-Hydroxynaphthalene-1-sulfonic acid. | Properties and Applications | red. Soluble in water for yellow light red. The strong sulfuric acid for product red, diluted for scarlet solution, then become yellow brown precipitation. Join the hydrochloric acid in aqueous solution after yellow brown precipitation; Add sodium hydroxide solution don’t change color.
Standard
|
Light Fastness
|
Soaping
|
Persperation Fastness
|
Oxygen bleaching
|
Fastness to seawater
|
Fading
|
Stain
|
Fading
|
Stain
|
Fading
|
Stain
|
ISO
|
3
|
3
|
4-5
|
4
|
1
|
3-4
|
3
|
1
|
|
| NAPHTHALENE SCARLET B Preparation Products And Raw materials |
|