ASTM D5263
Standard Test Method for Determining the Relative Degree of Oxidation in Bituminous Coal by Alkali Extraction
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About This Item
ASTM D5263 is a technical standard for determining the relative degree of oxidation in bituminous coal by alkali extraction. It provides a controlled test approach for evaluating how far coal has oxidized, which can be important when assessing material quality, handling behavior, and suitability for further use. By offering a consistent method, this ASTM standard supports more reliable comparison of coal samples and helps reduce uncertainty in testing and procurement decisions.
ASTM D5263 standard overview
The ASTM D5263 standard focuses on a laboratory test method that uses alkali extraction to help determine the relative degree of oxidation in bituminous coal. Its purpose is to provide a repeatable way to assess oxidation-related changes in coal, rather than relying on subjective judgment. As a product-page reference, ASTM D5263 is useful for organizations that need a clear technical document for test selection, quality evaluation, and standards-based comparison of coal properties.
Where is ASTM D5263 used?
This standard is commonly used in laboratory and quality control settings that evaluate bituminous coal. It may be applied when coal samples need to be checked for oxidation level before further testing, processing, or commercial review. The method is relevant wherever consistent coal characterization is needed, especially in workflows that depend on sample preparation, analytical testing, and documented compliance with ASTM requirements. ASTM D5263 helps align those evaluations with a recognized test method.
Practical importance of ASTM D5263
In practice, the standard helps create consistency in how oxidation in bituminous coal is assessed. That can support better product evaluation, improve comparison between samples, and reduce risk in acceptance or purchasing decisions. ASTM D5263 is also useful for quality control programs that need a defensible method for documenting coal condition. For organizations working with coal testing, it offers a clear basis for standardized measurement and more dependable technical communication.
- Bituminous coal oxidation assessment
- Alkali extraction test method
- Laboratory comparison of coal samples
- Quality control and acceptance testing
- Standards-based technical documentation
- Publication Date: 2023-05-19
- Publisher: ASTM
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