| Company Name: |
Shanghai JONLN Reagent Co., Ltd.
|
| Tel: |
400-0066400 13621662912 |
| Email: |
422131432@qq.com |
| Products Intro: |
Product Name:SULPHUR BROWN 4
CAS:1326-90-5
Purity:BR Package:5g;25g;100g
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| Company Name: |
Alfa Chemistry
|
| Tel: |
1-516-6625404 |
| Email: |
support@alfa-chemistry.com |
| Products Intro: |
Product Name:Sulphur Brown 4
CAS:1326-90-5
Package:1g;10g;100g;1KG;5KG
|
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| | Sulphur Brown 4 Basic information |
| Product Name: | Sulphur Brown 4 | | Synonyms: | Thiocutch 2JS;Thiocutch JRS;Dark Brown GD;Sulphur Dark Brown GD.;Sulphur Brown 4;Thionol Black Brown R;C.I. 53210;Diresul Brown R | | CAS: | 1326-90-5 | | MF: | | | MW: | 0 | | EINECS: | | | Product Categories: | | | Mol File: | Mol File | ![Sulphur Brown 4 Structure]() |
| | Sulphur Brown 4 Chemical Properties |
| | Sulphur Brown 4 Usage And Synthesis |
| Preparation | coarse Cresol or m-Cresol and Sodium polysulfide in 270 ~ 275 ℃ calcination, add or do not add Copper sulfate monohydrate all can. | | Properties and Applications | brown light olive to yellow brown. Brown hydroscopicity powder. There are dark brown in hydrochloric acid precipitation; In concentrated Sodium hydroxide solution for blue light green. Used for cotton, hemp, viscose and vinylon/cotton blended fabric dyeing, and sometimes also used in leather dyeing.
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Standard
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Acid Resistance
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Alkali Resistance
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Light Fastness
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Fulling
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Persperation Fastness
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Soaping
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Moderate
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Severe
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ISO
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4
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3
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3-4
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4-5
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4
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3-4
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| | Sulphur Brown 4 Preparation Products And Raw materials |
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