Industrial Potassium Sulphate K2O4S White Granular Powder, 99% Min, for Water-Soluble Grade Enquiries
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ColorWhitePhysical formGranular , Powder
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CAS No.7778-80-5Purity99%min
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AppearanceGranular powderApplicationFertilizers, oxidants, glass production
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ClassificationSulphateEINECS No.231-915-5
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Grade StandardIndustrial GradeMolecular FormulaK2O4S
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Other NamesArcanum duplicatumTypePotassium sulfate
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Product namePotassium SulphateGradeIndustral Grade
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Boiling point1689°CMelting point1067°C
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density2.66colorWhite
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CAS7778-80-5Shelf lifetwo years
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Storage requirementsKeep dryWhether it is dangerous goodsno
A water-soluble grade enquiry should define the solution conditions that matter to the buyer. This potassium sulphate is described as industrial white granular powder with stated formula K2O4S, minimum purity of 99% and a fully water-soluble description.
Give the solubility comparison clear conditions
Ask which temperature, concentration and preparation method support the reported description. Request the test endpoint as well, so that a qualitative statement is not mistaken for a dissolution rate or an unrestricted solution recipe.
The granular form also deserves a clear sample description when preparation matters. Obtain the relevant physical information for the actual offered powder rather than assuming that every sulfate grade behaves identically.
Request the analysis needed by a fertilizer enquiry
Fertilizer use is one of the named application areas. Ask for the nutrient and impurity analysis required by the intended program, together with the applicable use documents.
A minimum compound-purity figure is not a complete fertilizer analysis. It also does not provide a crop-specific application schedule or demonstrate a particular agronomic result.
Review the glass-production duty on its own terms
Glass production is another stated context, with its own composition and process requirements. Explain the proposed duty and acceptance limits before evaluating a sample against those criteria.
- For material selection
- Review identity, current assay and the relevant composition limits.
- For preparation and handling
- Confirm solubility conditions and follow the stated instruction to keep the powder dry.
Request current thermal, unit-bearing density and classification documents if needed. Neither the sulfate name nor the industrial designation settles those operating or transport questions.

