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标签“D4274”的相关文档,共2条
  • ASTM D4274 - 21.pdf

    ASTM D4274 - 21.pdfVIP

    Designation: D4274 − 21Standard Test Methods for TestingPolyurethane Raw Materials: Determination of HydroxylNumbers...

    2025-12-01发布0 浏览10 页0 次下载105.33 KB
  • ASTM D4274 - 23.pdf

    ASTM D4274 - 23.pdfVIP

    Designation: D4274 − 23Standard Test Methods for TestingPolyurethane Raw Materials: Determination of HydroxylNumbers...

    2025-11-12发布177 浏览10 页1 次下载117.89 KB
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