| Company Name: |
Parshwanath Group of Indusries
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| Tel: |
+91-9979874744 +91-9825244644 |
| Email: |
sales1@parshwadyes.com |
| Products Intro: |
Product Name:Acid brown 2
CAS:3626-41-3
Purity:99% Package:1 kg,5 kg, 10 kg,25kg and 1 MT
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| | sodium 4-hydroxy-3-[(2-methoxy-5-nitrophenyl)azo]-6-(phenylamino)naphthalene-2-sulphonate Basic information |
| | sodium 4-hydroxy-3-[(2-methoxy-5-nitrophenyl)azo]-6-(phenylamino)naphthalene-2-sulphonate Chemical Properties |
| | sodium 4-hydroxy-3-[(2-methoxy-5-nitrophenyl)azo]-6-(phenylamino)naphthalene-2-sulphonate Usage And Synthesis |
| Preparation | 2-Methoxy-5-nitrobenzenamine diazo, and 4-Hydroxy-6-(phenylamino)naphthalene-2-sulfonic acidin alkaline conditions coupled. | | Properties and Applications | brown. Black brown powder. Slightly soluble in water (for blue-ray red), soluble in ethanol (a red light brown), insoluble in other organic solvents. Meet strong sulfuric acid as red light purple, it will be diluted for olive brown; Meet strong sulfuric acid as brown, and soon become yellow light brown. Its water solution with hydrochloric acid produce dark brown precipitation; Add sodium hydroxide produce deep red precipitate. Used for wool fabric, polyamide fiber and silk dyeing and printing.
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Standard
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Light Fastness
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Soaping
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Persperation Fastness
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Oxygen bleaching
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Fastness to seawater
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Fading
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Stain
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Fading
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Stain
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Fading
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Stain
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ISO
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5-6
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3
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3
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4
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1
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1
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4-5
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4-5
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AATCC
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5-6
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3
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3
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4-5
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4
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4
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| | sodium 4-hydroxy-3-[(2-methoxy-5-nitrophenyl)azo]-6-(phenylamino)naphthalene-2-sulphonate Preparation Products And Raw materials |
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