Transcription of Standard Test Methods for Testing Polyurethane Raw ...
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Designation: D 4274 99 Standard Test Methods for TestingPolyurethane Raw Materials: determination of HydroxylNumbers of Polyols1 This Standard is issued under the fixed designation D 4274; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or Scope * These test Methods measure the hydroxyl groups inpolyester and polyether polyols containing primary and sec-ondary hydroxyl groups.
Designation: D 4274 – 99 Standard Test Methods for Testing Polyurethane Raw Materials: Determination of Hydroxyl Numbers of Polyols1 This standard is issued under the fixed designation D 4274; the number immediately following the designation indicates the year of
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