ASTM E738
Standard Test Method for Determination of Aluminum in Iron Ores and Related Materials by EDTA Complexometric Titrimetry
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About This Item
ASTM E738 is the standard test method for determining aluminum in iron ores and related materials by EDTA complexometric titrimetry. It provides a structured laboratory approach for measuring aluminum content in ore-based materials where chemical composition can affect processing and quality decisions. By defining a recognized testing procedure, this ASTM standard supports more consistent results, helps reduce variation between laboratories, and gives buyers and producers a common basis for evaluating materials.
What is ASTM E738?
ASTM E738 is a technical test method used to determine aluminum in iron ores and related materials through EDTA complexometric titrimetry. The method is designed for laboratory analysis of chemical composition rather than physical property testing. In practical use, it helps analysts measure aluminum content with a standardized titration procedure that supports repeatable results. For organizations working with iron ore materials, this ASTM standard serves as a reference for controlled testing and documented quality assessment.
Where is ASTM E738 used?
ASTM E738 is commonly used in laboratories that test iron ores and related materials for chemical composition. It is relevant wherever aluminum content must be measured as part of material evaluation, incoming inspection, or production quality control. The standard may be used by mining, mineral processing, and materials testing teams that need a recognized method for titrimetric analysis. It is especially useful in workflows where consistent laboratory reporting and comparable results are important.
Why is ASTM E738 important?
ASTM E738 matters because aluminum content can influence material acceptance, process planning, and quality decisions for iron ores and related materials. A standardized test method helps improve consistency in laboratory results and supports more reliable comparison between samples, suppliers, or test facilities. Using a recognized ASTM standard can also reduce uncertainty in procurement and compliance workflows. For technical teams, ASTM E738 provides a practical foundation for repeatable chemical analysis and better-informed material evaluation.
- EDTA complexometric titrimetry
- Aluminum determination in iron ores
- Laboratory chemical analysis
- Quality control support
- Standardized test method
- Publication Date: 2021-07-15
- Publisher: ASTM
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