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This test method covers the determination of retained blowing agent in extruded polystyrene foam. The internal standard preparation procedures of the material are presented in details. The procedures for determination of retained blowing agent in extruded polyester foam are presented in details.
This abstract is a brief summary of the referenced standard. It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application. ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date.
1.1 This test method covers the determination of retained blowing agent in extruded polystyrene foam.
1.2 This test method applies to organic blowing agents which lend themselves to a convenient analysis by gas chromatography. The method is not applicable to blowing agents such as nitrogen, carbon dioxide, or water.
1.3 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.
1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.
Note 1: There is no known ISO equivalent to this standard.
1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
ICS Number Code 83.080.01 (Plastics in general)
UNSPSC Code 13111308(Polystyrene foam)
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ASTM D7132-19, Standard Test Method for Determination of Retained Blowing Agent in Extruded Polystyrene Foam, ASTM International, West Conshohocken, PA, 2019, www.astm.orgBack to Top