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Tungstic Acid
CAS Number: 7783-03-1
Molecular Formula: H2WO4
Molecular Weight: 249.85
Tungstic Acid
Tungstic acid refers to hydrated forms of tungsten trioxide, WO3. The simplest form, the monohydrate, is WO3·H2O and the dihydrate WO3·2H2O is also known.
Specifications of Tungstic Acid
Description: A fine yellow powder.
Solubility: Insoluble in water. Soluble in caustic alkali.
Minimum assay (Acidimetric, on ignited subs.): 99.0%
MAXIMUM LIMIT OF IMPURITIES
Substance insoluble in sodium hydroxide solution: 0.2%
Chloride (Cl): 0.02%
Sulphate (SO4): 0.2%
Calcium (Ca): 0.01%
Iron (Fe): 20 ppm
Arsenic (As): 2 ppm
Nitrate (NO3): 0.004%.
Please visit SDS Safety Data Sheet of Tungstic Acid Suppliers.
American Molecules, also known as ammol.org is a distributor, supplier and manufacturers' representative of all types of Pharmaceuticals, Functional Ingredients, Excipients and Specialty Chemicals in Texas USA. Our principals manufacture supply and export USP NF BP, Ph Eur, etc grades of chemicals pure and reagent grade, mineral fortifiers, FCC food grade. Tailor made particle size and customized specifications are offered. The principal's facility is having one or more of the certifications like FDA approval and GLP, cGMP, ISO9001, ISO14001, ISO/IEC 17025, ISO22000, FSSC 22000, ISO45001, FSSAI, Kosher, HALAL, COPP, WHO-GMP certified and Written Confirmation (WC) for export to Europe is available. The manufacturers suppliers and exporters observe WHO Good Manufacturing Practices and Good Laboratory Practices.
Suppliers and Manufacturers' Representative:
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Houston, TX 77040, USA
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Email: info@ammol.org