4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid 1
5 Inquiries
90-20-0
Shanghai
25KG/BAG
2026-04-19
Dicobalt Octacarbonyl,(E,E)-Farnesol,(4S,5R)-4-Methyl-5-phenyloxazolidin-2-one,Geranyl linalool
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Product Description
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Seller Information
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Inquiry History
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DescriptionBasic Info
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Product Name:
H acid
Other Name:2,7-Naphthalenedisulfonic acid,4-amino-5-hydroxy-;1-Naphthol-3,6-disulfonic acid,8-amino-;4-Amino-5-hydroxy-2,7-naphthalenedisulfonic acid;C.I. 35570;1-Amino-8-hydroxy-3,6-disulfonaphthalene;1-Amino-8-hydroxynaphthalene-3,6-disulfonic acid;5-Amino-4-naphthol-2,7-disulfonic acid;8-Amino-1-naphthol-3,6-disulfonic acid;H acid;1-Amino-8-naphthyl-3,6-disulfonic acid;8-Amino-1-hydroxy-3,6-naphthalenedisulfonic acid;1-Hydroxy-8-amino-3,6-naphthalenedisulfonic acid;1-Naphthol-8-amino-3,6-disulfonic acid;3,6-Disulfo-8-hydroxy-1-naphthylamine;1-Hydroxy-8-amino-3,6-disulfonaphthalene;1-Amino-8-naphthol-3,6-disulfonic acid;5-Amino-4-hydroxy-2,7-naphthalenedisulfonic acid;3,6-Disulfo-1-amino-8-naphthol;1-Amino-3,6-disulfo-8-naphthol;Sulfonphthol;NSC 190492;1-Hydroxy-3,6-disulfo-8-aminonaphthalene;8-Hydroxy-3,6-disulfo-1-naphthylamine;1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid;94475-69-1
CAS No.:90-20-0
Molecular Formula:C10H9NO7S2
InChIKeys:InChIKey=APRRQJCCBSJQOQ-UHFFFAOYSA-N
Molecular Weight:319.31
Exact Mass:319.31
EC Number:201-975-7
UNII:4WUM31ES4U
NSC Number:190492
DSSTox ID:DTXSID0046981
HScode:2922299090
Categories:
Characteristics-
PSA:
171.75000
XLogP3:-3.45
Appearance:White to gray-yellow powder
Density:1.9±0.1 g/cm3
Melting Point:>300 °C(lit.)
Refractive Index:1.764
Toxicity:Reference value: Oral-rat LD50: 6210 mg/kg
Flammability characteristics:Flammable; burning produces toxic nitrogen oxides and sulfur oxide fumes
Hazard IdentificationClassification of the substance or mixture
Not classified.
GHS label elements, including precautionary statements
Pictogram(s) No symbol. Signal word No signal word
Hazard statement(s) none
Precautionary statement(s) Prevention none
Response none
Storage none
Disposal none
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Trader
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Main Products:
Dicobalt Octacarbonyl,(E,E)-Farnesol,(4S,5R)-4-Methyl-5-phenyloxazolidin-2-one,Geranyl linalool
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Location:
11F ,#20 building, #18 Fuquan Road ,Jiangbei District, CHONGQING 400020, P.R China
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Payment Terms:
TT against copy of documents,D/P,L/C,D/A,O/A,TT against B/L draft before shipment,100% TT in advance
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Average lead Time:
350
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Total Annual Revenue:
$10 million-$25 million
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Total Employees:
11-50
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Year of Establishment:
2010
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Inquiry History5 Inquiries
Country Product Purchase Quantity Date Posted 
India
1‑Amino‑8‑naphthol‑3,6‑disulphonic acid
25 KG Mar 19, 2026
India
H Acid
20 MT Apr 20, 2026
India
1-Amino-8-naphthol-3,6-disulfonic acid
5 KG Dec 29, 2023
India
1-Amino-8-naphthol-3,6-disulfonic acid
5 KG Dec 20, 2023
India
Resorcinol
15.00 MT Aug 29, 2023 Post an enquiry for this product