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Database: 365,228(8 Aug 2026)

Crude or modified isocyanate acidity

Crude or modified isocyanate acidity, Total:18 items.

The international standard classification for "Crude or modified isocyanate acidity" includes: Plastics .

The Chinese standard classification for "Crude or modified isocyanate acidity" includes: Basic standards and general methods for synthetic resin and plastic .


General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

Group Standards of the People's Republic of China

Military Standard of the People's Republic of China-General Armament Department

  • GJB 5266-2003 Specification for modified hexamethylene polyisocyanate

American National Standards Institute (ANSI)

  • ANSI/ASTM D4876:1998 Method for Testing Polyurethane Raw Materials: Determination of Acidity of Crude or Modified Isocyanates (08.03)
  • ANSI/ASTM D4889:1998 Test Methods for Polyurethane Raw Materials: Determination of Viscosity of Crude or Modified Isocyanates (08.03)
  • ANSI/ASTM D4667:1987 Polyurethane-Isocyanate Raw Materials, Determination of Acidity, Method for Testing (08.03)

American Society for Testing and Materials (ASTM)

  • ASTM D4876-98 Standard Test Method for Polyurethane Raw Materials Determination of Acidity of Crude or Modified Isocyanates
  • ASTM D4889-04(2011) Standard Test Methods for Polyurethane Raw Materials: Determination of Viscosity of Crude or Modified Isocyanates
  • ASTM D4889-04 Standard Test Methods for Polyurethane Raw Materials: Determination of Viscosity of Crude or Modified Isocyanates
  • ASTM D4889-15 Standard Test Methods for Polyurethane Raw Materials: Determination of Viscosity of Crude or Modified Isocyanates
  • ASTM D4889-21 Standard Test Methods for Polyurethane Raw Materials: Determination of Viscosity of Crude or Modified Isocyanates
  • ASTM D4889-98 Standard Test Methods for Polyurethane Raw Materials Determination of Viscosity of Crude or Modified Isocyanates
  • ASTM D5155-19 Standard Test Methods for Polyurethane Raw Materials: Determination of the Isocyanate Content of Aromatic Isocyanates

Association Francaise de Normalisation

  • NF T52-137:1979 Plastics. Basic materials for polyurethanes. Raw or modified isocyanates. Determination of acidity.

PL-PKN

(U.S.) Ford Automotive Standards

SCC

  • BS ISO 14898:1999 Plastics. Polyurethane raw materials. Aromatic isocyanates. Determination of acidity
  • DANSK DS/EN ISO 10283:2007 Binders for paints and varnishes - Determination of monomeric diisocyanates in isocyanate resins