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ASTM D4274-2021Standard Test Methods for Testing Polyurethane Raw Materials: Determination of Hydroxyl Numbers of Polyols ASTM D4274-2021Standard Test Methods for Testing Polyurethane Raw Materials: Determination of Hydroxyl Numbers of Polyols

ASTM D4274-2021Standard Test Methods for Testing Polyurethane Raw Materials: Determination of Hydroxyl Numbers of Polyols

  • 標準類別:[ASTM] 美國材料與試驗協(xié)會標準
  • 標準大小:
  • 標準編號:ASTM D4274-2021
  • 標準狀態(tài):
  • 更新時間:2022-03-31
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標準簡介

ASTM D4274-2021Standard Test Methods for Testing Polyurethane Raw Materials: Determination of Hydroxyl Numbers of Polyols

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