ASTM-D4877 Historical Revision Information
Standard Test Method for Polyurethane Raw Materials Determination of APHA Color in Isocyanates

ASTM-D4877 - 1998 EDITION - SUPERSEDED
Show Complete Document History

Document Center Inc. is an authorized dealer of ASTM standards.
The following bibliographic material is provided to assist you with your purchasing decision:

Standard Test Method for Polyurethane Raw Materials: Determination of APHA Color in Isocyanates
ORDER

Scope

1.1 This test method measures the color of clear liquids. It is applicable only to materials whose color-producing bodies have light-absorption characteristics similar to those of the standards used. (See Test Method D1209 and Note 1.)

1.2 The values stated in SI units are to be regarded as the standard.

1.3 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 7.1 and Note 2.

Note 1-There is no equivalent ISO standard.

Keywords

Liquids; Visual examination-plast; polyurethane raw materials- color of isocyanates, test,; Urethanes-polyurethane raw materials (isocyanates); color of isocyanates, test; ICS Number Code 71.080.30 (Organic nitrogen compounds); 83.040.30 (Auxiliary materials and additives for plast)

To find similar documents by ASTM Volume:

08.02 (Plastics (II): D3222 - D5083)

08.03 (Plastics (III): D5117 - latest; Reinforced Plastic Piping Systems and Chemical Equipment; Plastic Building Products)

To find similar documents by classification:

71.080.30 (Organic nitrogen compounds)

83.040.30 (Auxiliary materials and additives for plastics Including fillers, extenders, hardeners, pigments, plasticizers, etc.)

This document comes with our free Notification Service, good for the life of the document.

This document is available in either Paper or PDF format.

Document Number

ASTM-D4877-98

Revision Level

1998 EDITION

Status

Superseded

Modification Type

Revision

Publication Date

July 10, 1998

Document Type

Test Method

Page Count

2 pages

Committee Number

D20.22