ASTM D4890-98
Standard Test Methods for Polyurethane Raw Materials Determination of Gardner and APHA Color of Polyols

Standard No.

ASTM D4890-98

Release Date

1998

Published By

American Society for Testing and Materials (ASTM)

Status

Be replaced

Replace By

ASTM D4890-98(2003)

Latest

ASTM D4890-18

Scope

1.1 These test methods measure visually the color of clear polyester and polyether liquids. They apply only to materials whose colors have light-absorption characteristics similar to those of the standards. An alternative method is Test Method D1209. (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.

Note 1-There is no equivalent ISO standard.

ASTM D4890-98 history

• 2018 ASTM D4890-18 Standard Test Methods for Polyurethane Raw Materials: Determination of Gardner and APHA Color of Polyols
• 2013 ASTM D4890-13 Standard Test Methods for Polyurethane Raw Materials: Determination of Gardner and APHA Color of Polyols
• 2006 ASTM D4890-06 Standard Test Methods for Polyurethane Raw Materials: Determination of Gardner and APHA Color of Polyols
• 2003 ASTM D4890-98(2003) Standard Test Methods for Polyurethane Raw Materials: Determination of Gardner and APHA Color of Polyols
• 1998 ASTM D4890-98 Standard Test Methods for Polyurethane Raw Materials Determination of Gardner and APHA Color of Polyols