ASTM D4668-87Withdrawn Standard: ASTM D4668-87 Test Method For Polyurethane Raw Materials: Determination Of Sodium And Potassium In Polyols (Withdrawn 1992)WITHDRAWN, NO REPLACEMENT There is no PDF download available at this time, however you may purchase a copy of this document from Global Engineering Documents (Email: globalcustomerservice@ihs.com; Phone: 800-854-7179 or 303-397-7956).
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