ASTM D8393
Standard Guide for Determination of Pore Volume of Powdered Catalysts and Catalyst Carriers by Water Adsorption
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About This Item
ASTM D8393 is a technical guide for determining the pore volume of powdered catalysts and catalyst carriers by water adsorption. It provides a standardized approach for evaluating a key physical property that can influence catalyst performance, handling, and quality control. By focusing on a consistent water adsorption method, this standard helps users compare materials more reliably and supports repeatable testing in procurement, development, and production settings.
Overview of ASTM D8393
This ASTM standard addresses a guided method for measuring pore volume in powdered catalysts and catalyst carriers using water adsorption. The official title indicates a test-oriented document intended to support consistent evaluation of porous materials rather than a broad material specification. In practice, the guide is useful when pore structure needs to be assessed in a controlled and comparable way. ASTM D8393 can help laboratories and technical teams align on a common testing approach for powdered catalyst materials.
Common use cases of ASTM D8393
This guide is commonly used in laboratory and quality control workflows involving powdered catalysts and catalyst carriers. It may support incoming material inspection, product development, batch comparison, and verification of porous characteristics relevant to catalyst performance. Because the standard is centered on water adsorption, it is particularly relevant where a controlled, repeatable measurement of pore volume is needed for technical evaluation. ASTM D8393 is also useful for organizations that need a documented test method for internal or supplier-related assessments.
Benefits of using ASTM D8393
Using ASTM D8393 can improve consistency in pore volume determination and reduce ambiguity in testing practices. A standardized guide supports clearer communication between suppliers, labs, and purchasers, which can help with compliance and procurement decisions. It may also improve quality control by making results more repeatable across different test runs or facilities. For engineering and product evaluation work, the standard offers a reliable reference for measuring a property that can affect catalyst-related performance.
- Water adsorption-based pore volume evaluation
- Applicable to powdered catalysts and carriers
- Supports consistent laboratory testing
- Useful for quality control and material comparison
- Helps standardize technical reporting
- Publication Date: 2021-08-10
- Publisher: ASTM
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