ASTM E2451火灾残骸试样中可燃性液体和可燃性液体残留物保存规程
日期:2012-02-08 12:04
dence.
The nature of some extraction procedures, which may preclude reanalysis, is considered.
Changes to a preserved sample extract and the length of time it remains viable under storage conditions are unknown.
The concentration and composition of the ignitable liquid residue or the use of an alternate extraction/concentration technique used to preserve a sample extract of the fire debris sample may result in different findings between the analysis of the preserved sample and the original analy
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