Tungstic acid
4 Inquiries
7783-03-1
98%
Shang Hai
1g/bag-1kg/bag
2026-07-15
SR17018
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Product Description
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Seller Information
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Inquiry History
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Descriptionlight yellow powderBasic Info
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Product Name:
Tungstic acid
Other Name:dihydrogen,(T-4)-Tungstate;O2W(OH)2;Orthotungstic acid;Tungstate (WO42-), dihydrogen, (T-4)-;Tungstate (WO42-), dihydrogen, (T-4)-;Tungstate,dihydrogen,(T-4)-;Tunstic acid;Wolframic acid
CAS No.:7783-03-1
Molecular Formula:HO4W-
InChIKeys:CMPGARWFYBADJI-UHFFFAOYSA-L
Molecular Weight:248.84
Exact Mass:249.946213
EC Number:231-975-2
UNII:J4D6K0RX2G
TSCA:TSCA listed
Color/Form:Yellow to yellow-greenish
HScode:28259011
Categories:
Characteristics-
PSA:
74.60000
Physical Properties:Yellow amorphous powder; density 5.59 g/cm3; decomposes at 100°C; insoluble in water and most acids; soluble in hydrofluoric acid, caustic alkalies and ammonia solution. Freshly prepared tungstic acid containing a molecule of water of crystallization is moderately soluble in water.
XLogP3:-0.59120
Appearance:Yellow to yellow-greenish powder
Density:5.5 g/mL at 25 °C (lit.)
Melting Point:100°C (dec.)
Boiling Point:1473°C
Flash Point:1473°C
Refractive Index:2.24
Water Solubility:insoluble
Flammability characteristics:Not classified
Critical Temperature & Pressure:Sealed in dry,Room Temperature
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:
Manufactory
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Main Products:
SR17018
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Location:
No. 8 Crown Road, Daguan District, Anqing City
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Payment Terms:
TT against copy of documents,TT against B/L draft before shipment,100% TT in advance
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Average lead Time:
15
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Total Annual Revenue:
$2.5 million-$5 million
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Total Employees:
11-50
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Year of Establishment:
2017
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Inquiry History4 Inquiries
Country Product Purchase Quantity Date Posted 
Malaysia
TUNGSTIC ACID
100 L Sep 8, 2023 
India
Tungustic acid
500.00 KG Apr 1, 2026
India
Tungustic acid
500.00 KG Apr 13, 2026
India
Tungstic acid
400 KG Sep 22, 2025 Post an enquiry for this product
