Disodium 3-[(E)-(5-Chloro-2-Hydroxyphenyl)Diazenyl]-4,5-Dihydroxynaphthalene-2,7-Disulfonate

Product Name Disodium 3-[(E)-(5-Chloro-2-Hydroxyphenyl)Diazenyl]-4,5-Dihydroxynaphthalene-2,7-Disulfonate
Alias C.I. Acid Orange 7
Einecs 225-028-8
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	348283
Chemicalname	Disodium 3-[(E)-(5-Chloro-2-Hydroxyphenyl)Diazenyl]-4,5-Dihydroxynaphthalene-2,7-Disulfonate
Molecularformula	C16H8ClN2Na2O8S2
Molecularweight	518.31 g/mol
Appearance	Dark reddish-brown powder
Solubility	Soluble in water
Casnumber	1934-20-9
Meltingpoint	Decomposes
Ph	6-7 (1% aqueous solution)
Synonyms	Acid Orange 7; Orange II
Odor	Odorless
Stability	Stable under recommended storage conditions

As an accredited Disodium 3-[(E)-(5-Chloro-2-Hydroxyphenyl)Diazenyl]-4,5-Dihydroxynaphthalene-2,7-Disulfonate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

Packing & Storage

Packing	250g amber glass bottle with a tightly sealed cap, hazard labels, product name, CAS number, lot number, and manufacturer details.
Storage	Store Disodium 3-[(E)-(5-Chloro-2-hydroxyphenyl)diazenyl]-4,5-dihydroxynaphthalene-2,7-disulfonate in a cool, dry, well-ventilated area away from incompatible substances such as strong oxidizers. Keep the container tightly closed and protect from moisture and direct sunlight. Ensure storage is in a chemical-resistant, appropriately labeled container, and follow all governmental and organizational regulations for storing hazardous chemicals.
Shipping	Disodium 3-[(E)-(5-Chloro-2-Hydroxyphenyl)Diazenyl]-4,5-Dihydroxynaphthalene-2,7-Disulfonate should be shipped in tightly sealed containers protected from light and moisture. Transport in compliance with local, national, and international regulations. Store at room temperature, and avoid conditions that may lead to spills or contamination. Handle using appropriate personal protective equipment (PPE).

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