Standard Test Method for [size=13.9691pt]Mode I Interlaminar Fracture Toughness of Unidirectional
Fiber[size=13.9691pt]-[size=13.9691pt]Reinforced Polymer Matrix Composites[size=9.72855pt]1
This standard is issued under the fifixed designation D5528; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.