Industrial Calcium Oxide White Quicklime CaO Powder ≥95% for Steelmaking and Chemical Material Enquiries
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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
A grade label is the beginning of an industrial quicklime comparison. This calcium oxide is white CaO quicklime powder with stated purity ≥95%, for steelmaking and chemical-industry enquiries. Material qualification depends on how the proposed powder meets the intended criteria.
Separate an assay threshold from a full analysis
The ≥95% minimum does not define every constituent of an individual sample. Request a current chemical report for the actual grade and compare the relevant impurity results with the plant's limits. Identify the material reference associated with that analysis.
Find the evidence for the physical powder
Ask for particle or sieve measurements where the evaluation requires a defined grading. White appearance and powder form remain qualitative descriptions; a mesh fraction or numerical whiteness needs its own test. Retain the measurement method with the result.
Give activity its own technical question
Clarify the quantity represented by 420ml, the conditions and the endpoint used. Obtain the complete procedure before comparing activity results. Similar wording does not supply a verified reactivity ranking between materials.
Review the evidence as one material assessment
Use current technical and safety documentation and agree a representative steelmaking or chemical evaluation against the actual plant criteria. Check that the chemical, physical and activity evidence refers to the powder being assessed. Keep the conditions and observations attached to its identity for later enquiries. No universal operating recipe or guaranteed process result is established from the purity minimum or activity designation alone.
