Sodium 3-Hydroxy-4-[(E)-(1-Hydroxynaphthalen-2-Yl)Diazenyl]-7-Nitronaphthalene-1-Sulfonate

Product Name Sodium 3-Hydroxy-4-[(E)-(1-Hydroxynaphthalen-2-Yl)Diazenyl]-7-Nitronaphthalene-1-Sulfonate
Alias Sunset Yellow FCF
Einecs 221-380-0
Mininmum Order 1 g
Factory Site West Ujimqin Banner, Xilingol League, Inner Mongolia, China
Price Inquiry sales9@alchemist-chem.com
Manufacturer Ccount Chem
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Specifications

HS Code	442781
Chemical Name	Sodium 3-Hydroxy-4-[(E)-(1-Hydroxynaphthalen-2-Yl)Diazenyl]-7-Nitronaphthalene-1-Sulfonate
Molecular Formula	C20H12N3NaO7S
Molecular Weight	481.38 g/mol
Appearance	Reddish-orange powder
Solubility	Soluble in water
Melting Point	Decomposes above 300°C
Cas Number	6410-09-9
Synonyms	Acid Orange 7, Orange II, C.I. 15510
Application	Dye, colorimetric reagent
Storage Conditions	Store in a cool, dry place, away from light
Absorption Maxima	485 nm (in water)
Ph Range	Stable from pH 2 to 10
Ec Number	229-096-4
Inchi Key	MLICCXGRVJJSSZ-DAFODLJHSA-M

As an accredited Sodium 3-Hydroxy-4-[(E)-(1-Hydroxynaphthalen-2-Yl)Diazenyl]-7-Nitronaphthalene-1-Sulfonate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

Packing & Storage

Packing	The packaging is a sealed amber glass bottle labeled "Sodium 3-Hydroxy-4-[(E)-(1-Hydroxynaphthalen-2-Yl)Diazenyl]-7-Nitronaphthalene-1-Sulfonate, 25 grams."
Storage	Sodium 3-Hydroxy-4-[(E)-(1-Hydroxynaphthalen-2-Yl)Diazenyl]-7-Nitronaphthalene-1-Sulfonate should be stored in a tightly sealed container, away from light, moisture, and incompatible substances such as strong acids and oxidizers. Keep it at room temperature in a cool, dry, well-ventilated area. Proper labeling and secondary containment are recommended to prevent spills and contamination.
Shipping	The chemical Sodium 3-Hydroxy-4-[(E)-(1-Hydroxynaphthalen-2-yl)diazenyl]-7-nitronaphthalene-1-sulfonate is shipped in tightly sealed containers, protected from light and moisture. It is packaged according to regulatory standards, with appropriate labeling for hazardous chemicals. Shipping is conducted by certified carriers, following all safety, environmental, and legal transportation requirements.

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