ASTM D3863
Standard Test Method for Retention Characteristics of 0.40 to 0.45 μm Membrane Filters Used in Routine Filtration Procedures for the Evaluation of Microbiological Water Quality
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About This Item
ASTM D3863 is the standard reference for evaluating the retention characteristics of 0.40 to 0.45 μm membrane filters used in routine filtration procedures for assessing microbiological water quality. It provides a focused technical basis for understanding how these filters perform in water testing workflows, where consistent capture of microorganisms can affect analytical confidence. For laboratories and quality teams, this standard supports more reliable filter selection, comparison, and routine use in microbiological water quality work.
Overview of ASTM D3863
This ASTM standard addresses membrane filters in the 0.40 to 0.45 μm range and their retention behavior in routine filtration procedures. In practical terms, it helps define how well a filter performs when used in water-quality testing intended to evaluate microbiological conditions. ASTM D3863 is therefore relevant to users who need a technical benchmark for filter performance, especially when selecting products for repeatable laboratory methods and controlled testing environments.
Common use cases of ASTM D3863
ASTM D3863 is commonly used in microbiological water quality testing programs that rely on membrane filtration. It is relevant when laboratories need to assess or compare filters used in routine sample processing, method qualification, or procurement decisions. The standard may also support internal quality control efforts where consistent retention performance is important. In these settings, ASTM D3863 helps users align filter choice with the technical demands of routine analytical workflows.
Benefits of using ASTM D3863
Using ASTM D3863 can help improve consistency in filter evaluation and reduce uncertainty when selecting membrane filters for water-testing procedures. The standard supports more defensible procurement and quality control decisions by giving buyers and laboratories a common technical reference. It may also help reduce variability between filter batches or suppliers, which is important when results must be comparable over time. For organizations focused on compliance and performance, ASTM D3863 adds useful structure to routine microbiological testing.
- Retention characteristics for 0.40 to 0.45 μm membrane filters
- Routine filtration procedures for water-quality testing
- Microbiological water quality evaluation
- Filter selection and performance comparison
- Quality control and procurement reference
- Publication Date: 2023-05-08
- Publisher: ASTM
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