This standard was last reviewed and confirmed in 2020. Therefore this version remains current.
ISO 8988:2006 specifies three methods for the determination of the hexamethylenetetramine ("hexa") content of phenolic resins:
- a Kjeldahl method;
- direct titration with perchloric acid;
- potentiometric titration with hydrochloric acid.
Status: PublishedPublication date: 2006-09
Edition: 3Number of pages: 7
Technical Committee: ISO/TC 61/SC 12 Thermosetting materials
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