3-hydroxy-4-[(1-hydroxy-2-naphthyl)azo]naphthalene-1-sulphonic acid

Modify Date: 2025-08-26 21:58:37

3-hydroxy-4-[(1-hydroxy-2-naphthyl)azo]naphthalene-1-sulphonic acid structure	Common Name	3-hydroxy-4-[(1-hydroxy-2-naphthyl)azo]naphthalene-1-sulphonic acid
	CAS Number	25747-05-1	Molecular Weight	394.40100
	Density	N/A	Boiling Point	N/A
	Molecular Formula	C₂₀H₁₄N₂O₅S	Melting Point	N/A
	MSDS	N/A	Flash Point	N/A

Name	eriochrome blue black B
Synonym	More Synonyms

HS Code	2927000090

HS Code	2927000090
Summary	2927000090 other diazo-, azo- or azoxy-compounds。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

3-hydroxy-4-[(2-hydroxynaphthyl)azo]-7-nitronaphthalene-1-sulfonic acid

3-HYDROXY-4-[(1-HYDROXY-2-NAPHTHYL)DIAZENYL]NAPHTHALENE-1-SULFONIC ACID

2.1''-Dihydroxy-[1.2'']azonaphthalin-sulfonsaeure-(4)

3-hydroxy-4-(1-hydroxy-[2]naphthylazo)-naphthalene-1-sulfonic acid

1-(1-hydroxy-2-naphthylazo)-2-naphthol-4-sulfonic acid

1-(1-hydroxy-2-naphthylazo)-2-naphthol-4-sulphonic acid

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3-hydroxy-4-[(1-hydroxy-2-naphthyl)azo]naphthalene-1-sulphonic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

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