DSD Acid
2 Inquiries
81-11-8
Industrial Grade
78%
shanghai
25kg/500kg bags
2023-10-20
m-Toluidine,N,N-diethyl-m-toluidine,4-Nitrotoluene-2-Sulfonica Acid,Monoethanolamine,Color Developer CD3
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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:
Diaminostilbenedisulfonic acid
Other Name:Benzenesulfonic acid,2,2′-(1,2-ethenediyl)bis[5-amino-;2,2′-Stilbenedisulfonic acid,4,4′-diamino-;2,2′-(1,2-Ethenediyl)bis[5-aminobenzenesulfonic acid];Amsonic acid;DASD;p,p′-Diaminodiphenylethylene-o,o′-disulfonic acid;Flavonic acid;4,4′-Diamino-2,2′-stilbenedisulfonic acid;p,p′-Diaminostilbene-o,o′-disulfonic acid;2,2′-Disulfo-4,4′-stilbenediamine;Diaminostilbenedisulfonic acid;DAS;NSC 163;DSD acid;65941-98-2;1586010-34-5
CAS No.:81-11-8
Molecular Formula:C14H14N2O6S2
InChIKeys:InChIKey=REJHVSOVQBJEBF-UHFFFAOYSA-N
Molecular Weight:370.4
Exact Mass:370.40
BRN:629516
EC Number:201-325-2
HScode:29215900
Categories:
Characteristics-
PSA:
178
XLogP3:0.3
Appearance:Cream to yellow-brown Crystalline Powder
Density:1.4732 (rough estimate)
Melting Point:>300 °C
Refractive Index:1.726
Water Solubility:H2O: <0.1 g/100 mL at 23 ºC
Storage Conditions:-20°C Freezer
Hazard IdentificationClassification of the substance or mixture
Hazardous to the aquatic environment, long-term (Chronic) - Category Chronic 3
GHS label elements, including precautionary statements
Pictogram(s) No symbol. Signal word No signal word
Hazard statement(s) H412 Harmful to aquatic life with long lasting effects
Precautionary statement(s) Prevention P273 Avoid release to the environment.
Response none
Storage none
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
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:
Distributor
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Main Products:
m-Toluidine,N,N-diethyl-m-toluidine,4-Nitrotoluene-2-Sulfonica Acid,Monoethanolamine,Color Developer CD3
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Location:
23F14, No.398, Guiyang Road, Yangpu District, Shanghai
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Payment Terms:
TT against copy of documents,L/C,TT against B/L draft before shipment,100% TT in advance
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Average lead Time:
10
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Total Annual Revenue:
$1 million-$2.5 million
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Total Employees:
51-100
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Year of Establishment:
2005
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Certifications:
Hazardous chemical business license,Hazardous chemical business license
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Inquiry History2 Inquiries
Country Product Purchase Quantity Date Posted 
Pakistan
2,2'-Stilbenedisulfonicacid, 4,4'-diamino- (6CI,7CI,8CI)
2000 KG Nov 11, 2025
Pakistan
DASDA
1 MT Nov 18, 2025 Post an enquiry for this product
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