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Particle-size designationD50 specifiedColorWhite
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Physical formPowder
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CAS No.7727-43-7Purity96%
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AppearanceWhite PowderApplicationPaint industry
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ClassificationSulphateGrade StandardIndustrial Grade
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Molecular FormulaBaSO4TypeBarium Sulfate
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Model NumberXM-BA25BaSO4 purity>96%
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D50 Particle size3 micronUsagePaint
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CertificateRoHSHs code25111000.00
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ph7+-0.5Loss on ignition1.2
A natural-barite comparison should use measurements from the actual grade being sampled. XM-BA25 is a white industrial barium sulphate powder with stated D50 of 3 μm and pH of 7±0.5. Rubber and paint are named application directions for separate formulation evaluation.
Match the 3 μm median to the process brief
Request the complete particle distribution and method supporting the stated D50. Identify which size criteria matter to the intended elastomer or paint binder. A median value cannot replace an upper-tail measurement or define every particle in the sample.
Ask for current assay and surface information
Obtain a grade-specific analytical report before using composition as a selection criterion. Request any relevant description of the supplied powder's surface condition without assuming a treatment from its model name. Keep pH on its own test basis when comparing candidate materials.
Compare rubber and paint through different trials
A rubber-compound enquiry needs the actual elastomer, recipe and processing requirements. A paint enquiry needs the relevant binder and film criteria. Assess each result within that system rather than assuming the same mineral produces an identical benefit across applications.
Connect the sample with its acceptance documents
Request any restricted-substance evidence needed by the purchasing specification and confirm its relevance to the proposed material. Keep those documents with the current assay, particle methods and trial record. The final decision can then follow evidence from the selected XM-BA25 sample and the intended process.
