Sodium Metasilicate Pentahydrate Industrial White Granules, 99% Purity for Surface-Treatment Cleaning Trials
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ColorWhitePhysical formGranular
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CAS No.10213-79-3Purity99%
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AppearanceWhite granuleApplicationDetergent, Textile, Ceramics, Water Treatment, Met
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ClassificationSilicateEINECS No.229-912-9
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Grade StandardIndustrial GradeMolecular FormulaNa2SiO3*5H2O
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Other NamesDisodium Metasilicate PentahydrateMolecular Weight212.14
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HS CodeHS CodeSolubilityEasily Soluble in Water
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Na2O Content28.5%-30.0%Supply Ability5000 MT per Month
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Packaging25kg PP Bag, 1000kg Jumbo BagShelf Life24 Months
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StorageStore in Cool, Dry and Well-Ventilated PlaceSampleAvalible
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CertificateCOA, MSDS, TDS, ISO
Surface-treatment cleaning enquiries should define the actual substrate and process before selecting a metasilicate grade. This industrial sodium metasilicate pentahydrate is white granular material with 99% purity and a stated Na2SiO3·5H2O hydrate designation.
Specify the actual surface-cleaning material role
Identify the substrate, formulation conditions and acceptance tests relevant to the proposed cleaning process. A surface-treatment direction does not establish substrate compatibility, a cleaning rate or a finished-surface result, so use representative trials for the confirmed grade.
- Composition request
- Obtain current analysis, assay methods and impurity limits for the offered pentahydrate.
- Na2O request
- Confirm the analytical basis for 28.5–30.0% Na2O separately from purity.
- Granule request
- Define the physical distribution and handling or process criteria required by the actual formulation.
Evaluate solution behaviour under relevant conditions
The material is described as easily soluble in water, without a quantitative dissolution curve or established process dose. Confirm relevant conditions and methods rather than deriving a numerical alkalinity, modulus or universal compatibility claim from the chemical name or content entries.
Verify the offered hydrate and product documents
Match the pentahydrate identity and chemical identifiers to current technical, analysis and safety information and any required applicable ISO certification and scope. Confirm the cool, dry and well-ventilated storage direction and applicable shelf-life conditions for the actual material.
Detergent, textile, ceramic and water-treatment roles are additional identified directions requiring separate qualification. For this surface-cleaning enquiry, assess confirmed composition and granule criteria together with representative substrate and process results.



