| Hazard Information | Back Directory | [Definition]
ChEBI: Sudan Brown RR is a member of azobenzenes. | [Preparation]
Naphthalen-1-amine diazotization, and Benzene-1,3-diamine coupling. | [Properties and Applications]
red orange and brown. Soluble in ethanol, acetone and benzene. In concentrated sulfuric acid to dark red light yellow to brown, after diluted solution for brown, precipitation, In concentrated sodium hydroxide solution insoluble. Dye alcohol solution to join concentrated hydrochloric acid is red. Used for oil, paraffin wax, printing ink, alcohol soluble paint color.
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Standard
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Light Fastness
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Heat-resistant(℃)
|
water
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Sodium Carbonate
(5%)
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Hydrochloric acid
(5%)
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|
Melting point
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Stable
|
|
ISO
|
General
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155>160
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>150
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Insoluble
|
No change
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No change
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Carl Roth offre
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| Tel: |
03.88.94.82.42 |
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SIGMA-RBI
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800 736 3690 (Orders) |
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Labotest
|
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49 35209 21501 |
| Website: |
www.labotest.com |
|