ASTM E2154
Definition
Standard Practice for Passive Headspace Concentration with Activated Charcoal. The most widely used extraction method for volatile ILR components from sealed fire debris cans before GC-MS analysis.
Related terms
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- Standard Test Method for Ignitable Liquid Residues in Extracts from Fire Debris Samples by Gas Chromatography-Mass Spectrometry. The active analytical standard defining...
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- The Bharatiya Sakshya Adhiniyam 2023 Section 39 (formerly Indian Evidence Act Section 45) governs expert opinion admissibility in India: opinions of persons...
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- Criminal Procedure Rules Part 19 (England and Wales): the expert-witness procedural code requiring disclosure of qualifications, methodology, limitations, and whether the method...
- Daubert Standard
- The US federal evidentiary standard (Daubert v. Merrell Dow Pharmaceuticals, 1993) requiring that expert testimony be based on scientifically valid methods with...
- Frye Standard
- The US legal test for admissibility of scientific evidence, originating from Frye v. United States (1923), which required that a technique be...
- ISO/IEC 17025
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- NFPA 921
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- OSAC
- Organization of Scientific Area Committees for Forensic Science: established by NIST and DOJ in 2014, it develops consensus forensic standards through structured...
- Passive Headspace Concentration (PHC)
- ASTM E1412 extraction method. The sealed evidence container is heated at 60-80°C; volatilised hydrocarbons adsorb onto an activated charcoal strip suspended in...
Explained in
- Standards, Accreditation and Admissibility in Fire and ExplosivesStandard Practice for Passive Headspace Concentration with Activated Charcoal. The most widely used extraction method for volatile ILR components from sealed f...