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ASTM D4889-98

Historical Revision

Standard Test Methods for Polyurethane Raw Materials: Determination of Viscosity of Crude or Modified Isocyanates

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1.1 These test methods determine the viscosity of crude or modified iso cyanates. It is applicable to products derived from toluene di iso cyanate, methylene-bis-(4-phenyl iso cyanate), and polymethylene polyphenyl iso cyanates. (See Note

1.)

1.2 This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. For specific hazards statements see Note 2 and 10.5.

Note 1-There is no equivalent ISO standard.

SDO ASTM: ASTM International
Document Number D4889
Publication Date July 10, 1998
Language en - English
Page Count 2
Revision Level 98
Supercedes
Committee D20.22
Publish Date Document Id Type View
Jan. 15, 2021 D4889-21 Revision
May 1, 2015 D4889-15 Revision
April 1, 2004 D4889-04 Revision
July 10, 1998 D4889-98 Revision
Feb. 1, 2011 D4889-04R11 Reaffirmation