ASTM D5739
Standard Practice for Oil Spill Source Identification by Gas Chromatography and Positive Ion Electron Impact Low Resolution Mass Spectrometry
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About This Item
ASTM D5739 is a technical standard for oil spill source identification using gas chromatography and positive ion electron impact low resolution mass spectrometry. It provides a structured practice for comparing spill samples and related source materials in a consistent analytical workflow. This matters because source identification can support investigations, documentation, and decision-making after a release. By defining a recognized approach, the standard helps laboratories and users apply analytical results with greater confidence and consistency.
Overview of ASTM D5739
The official title of ASTM D5739 shows that it is a practice focused on identifying the source of oil spills through chromatographic and mass spectrometric analysis. In practical terms, it addresses the use of gas chromatography together with positive ion electron impact low resolution mass spectrometry to examine oil-related samples. The standard is intended to guide a repeatable analytical process rather than describe a single product or material. For users, it supports a more uniform framework for laboratory comparison and interpretation.
Common use cases of ASTM D5739
This standard is commonly used when oil spill material needs to be compared against suspected source samples in a laboratory setting. It may support environmental investigations, claims work, incident documentation, and technical review after an oil release. The method is relevant to workflows that rely on chemical fingerprinting, sample comparison, and instrumental analysis. ASTM D5739 is especially useful when a consistent practice is needed to help evaluate whether two petroleum-related samples are likely connected.
Benefits of using ASTM D5739
Using ASTM D5739 can help improve consistency in oil spill source identification by giving laboratories a recognized technical practice to follow. That can support better communication between analysts, investigators, and other stakeholders who rely on the results. It may also reduce uncertainty in testing and comparison work by encouraging a structured approach to gas chromatography and mass spectrometry data. For organizations handling spill response or analytical review, the standard can contribute to stronger quality control and more defensible documentation.
- Oil spill source comparison
- Gas chromatography analysis
- Low resolution mass spectrometry workflow
- Laboratory identification practice
- Technical documentation support
- Publication Date: 2020-01-17
- Publisher: ASTM
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