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Names | |
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IUPAC name Tetrasodium (6Z)-4-acetamido-5-oxo-6-[[7-sulfonato-4-(4-sulfonatophenyl)azo-1-naphthyl]hydrazono]naphthalene-1,7-disulfonate | |
Other names
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Identifiers | |
3D model (JSmol) | |
ChemSpider | |
ECHA InfoCard | 100.017.951![]() |
EC Number |
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E number | E151(colours) |
UNII | |
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Properties | |
C28H17N5Na4O14S4 | |
Molar mass | 867.66 g·mol−1 |
Except where otherwise noted, data are given for materials in theirstandard state (at 25 °C [77 °F], 100 kPa). |
Brilliant Black BN (also known asBrilliant Black PN,Brilliant Black A,Black PN,Food Black 1,Naphthol Black,C.I. Food Black 1, orC.I. 28440) is a synthetic blackdiazo dye. It is soluble in water. It usually comes as tetrasodiumsalt. It has the appearance of solid, fine powder or granules. Calcium and potassium salts are known as well.
When used as afood dye, itsE number is E151. It is used in food decorations and coatings,desserts,sweets,ice cream,mustard, red fruitjams,soft drinks, flavored milk drinks,fish paste, lumpfishcaviar and other foods.[1] Brilliant Black BN is used for staining animal by-products in category 2.[clarification needed]
Brilliant Black BN is approved in the European Union.[2] It has been banned in the United States[3] andJapan.[citation needed] Brilliant Black BN was banned in Norway until 2001 when it was unbanned due to trade relationships with other countries.[citation needed]
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