Sodium Metasilicate Pentahydrate Industrial White Granules, 99% Purity for Metal-Cleaning Material Enquiries
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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
Metal-cleaning material enquiries should identify the actual substrate and acceptance requirements before a grade is selected. This industrial sodium metasilicate pentahydrate is white granular material with 99% purity and a Na2SiO3·5H2O hydrate designation.
Define the metal-cleaning role and substrate criteria
Specify the actual formulation conditions and representative process and surface-result tests relevant to the project. A metal-cleaning direction does not establish compatibility with every metal, a corrosion result or universal cleaning performance, so qualify the proposed use with actual evidence.
- Analysis basis
- Confirm current purity and impurity data and the separate method for Na2O at 28.5–30.0%.
- Granule basis
- Request the physical distribution and other material criteria needed by the actual process.
- Process basis
- Agree the relevant substrate, formulation and finished-surface acceptance tests.
Evaluate solution behaviour without inferred operating settings
Easily soluble in water is a qualitative description rather than a specified dissolution curve or dose. Confirm applicable conditions and methods, keeping Na2O content distinct from unreported alkalinity or modulus rather than deriving operating settings from the chemical name.
Verify actual standards and current product documents
Reconcile hydrate identity and chemical identifiers and obtain current technical, analysis and safety information. Any required industrial standard or ISO certification needs its actual applicable evidence and scope, with the cool, dry and well-ventilated storage direction and shelf-life conditions confirmed.
Detergent, textile, ceramic and water-treatment directions require separate material and process qualification. For this metal-cleaning enquiry, assess the confirmed pentahydrate grade against representative substrate and process results for the intended use.



