Industrial Calcium Oxide Quicklime CaO White Powder ≥95% for Steelmaking and Chemical Assessment
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ColorWhitePhysical formPowder
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CAS No.1305-78-8Purity>=95%
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Appearancewhite powderApplicationSteel making & Chemical Industry and so on
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ClassificationCalcium OxideEINECS No.215-138-9
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Grade StandardIndustrial GradeMolecular FormulaCao
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Other NamesQuicklime, Unslaked Lime, Burnt LimeOxide TypeMetal Oxides
Use a defined material identity when preparing an industrial quicklime assessment. This calcium oxide CaO is described as white quicklime powder with stated purity ≥95%, for steelmaking and chemical-industry enquiries based on the proposed grade's technical evidence.
Establish the chemical acceptance basis
Ask for a current sample analysis and the impurities relevant to the intended operation. Compare those results with the plant's required limits. The ≥95% purity is a stated minimum rather than an exact analysis or a complete chemical acceptance specification.
Ask for the physical description in measured terms
Where grading matters, obtain the sieve or particle-distribution report and its method. White appearance does not establish a numerical whiteness value, and powder form does not define a mesh fraction. Keep the physical results linked to the material in the assay report.
Confirm how activity is described
Request the quantity, test conditions and endpoint behind the 420ml designation, together with the full procedure. An activity label alone does not establish a verified rate or a reliable comparison between different test methods.
Base the grade decision on a representative evaluation
Review current technical and safety documents and agree an assessment for the actual steelmaking or chemical operation. Consider the chemical, physical and method-defined activity evidence together. Retain the sample identity with the criteria, conditions and observations so a subsequent enquiry can refer to the material evaluated. No universal operating recipe or guaranteed plant result is established by the minimum purity and activity wording alone.
