ASTM D4889-21 PDF

Scope: 1.1?These test methods (A and B) determine the viscosity of crude or modified isocyanates. They are applicable to products derived from toluene diisocyanate, methylene di(phenylisocyanate), and polymeric (methylene phenylisocyanate) (see Note 1). Note 1:?Test method A includes a

ASTM D4889-21 Referenced Document

ASTM D445 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (the Calculation of Dynamic Viscosity)
ASTM D446 Standard Specifications and Operating Instructions for Glass Capillary Kinematic Viscometers
ASTM D883 Standard Terminology Relating to Plastics*， 2024-02-01 Update
ASTM E2251 Standard Specification for Liquid-in-Glass ASTM Thermometers with Low-Hazard Precision Liquids*， 2021-12-01 Update
ASTM E2935 Standard Practice for Evaluating Equivalence of Two Testing Processes*， 2021-06-01 Update
ASTM E456 Standard Terminology for Relating to Quality and Statistics
ISO 3104 Petroleum products — Transparent and opaque liquids — Determination of kinematic viscosity and calculation of dynamic viscosity*， 2023-10-01 Update
ISO 3219 Plastics; polymers/resins in the liquid state or as emulsions or dispersions; determination of viscosity using a rotational viscometer with defined shear rate

2021 ASTM D4889-21 Standard Test Methods for Polyurethane Raw Materials: Determination of Viscosity of Crude or Modified Isocyanates
2015 ASTM D4889-15 Standard Test Methods for Polyurethane Raw Materials: Determination of Viscosity of Crude or Modified Isocyanates
2004 ASTM D4889-04(2011) Standard Test Methods for Polyurethane Raw Materials: Determination of Viscosity of Crude or Modified Isocyanates
2004 ASTM D4889-04 Standard Test Methods for Polyurethane Raw Materials: Determination of Viscosity of Crude or Modified Isocyanates
1998 ASTM D4889-98 Standard Test Methods for Polyurethane Raw Materials Determination of Viscosity of Crude or Modified Isocyanates