Calcium Oxide CaO 75%-80% Quicklime for Sludge Solidification and Three-Part Mortar Evaluation
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ColorWhitePhysical formPowder
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CAS No.1305-78-8Purity75%-80%
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Appearancewhite powderApplicationFor slurry solidification; three-part mortar
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ClassificationCalcium OxideEINECS No.215-138-9
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Grade StandardIndustrial GradeMolecular FormulaCaO
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Other NamesQuicklime
Sludge-solidification work and construction-material trials ask different questions of a quicklime sample. This industrial calcium oxide is a white CaO powder with a stated 75%-80% purity range. It provides a candidate for evaluation once the buyer identifies which project and acceptance criteria the enquiry concerns.
Choose the sludge or mortar question first
For sludge or slurry solidification, define what the project must measure before accepting a sample. For a three-part-mortar enquiry, identify the material specification and trial criteria for that construction use. One broad application description should not be taken as proof that the powder satisfies both projects in the same way.
Confirm the actual grade within the 75%-80% range
A purity range is a screening reference rather than a batch result. Ask which assay and test basis apply to the proposed material, and request particle information and any relevant reactivity evidence. Those documents provide a firmer comparison than assuming that the two range endpoints identify separate selectable grades.
Keep quicklime identity attached to the project documents
The chemical is calcium oxide, also named quicklime, with supplied CAS 1305-78-8. Use that identity together with the industrial white-powder form and the proposed assay. It helps the technical team compare the intended raw material before reviewing project-specific sample results.
The next step is a controlled qualification against the buyer's requirements. Neither the assay range nor the application names establish a treatment dose, a solidification result or the constituents of a construction mixture. The enquiry should request that evidence rather than infer a process recipe from the product title.
