Norm

ASTM D4877-14

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

48,24

Over deze norm

Status Definitief
Aantal pagina's 3
Commissie D20.22
Gepubliceerd op 01-08-2014
Taal Engels

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 platinum cobalt color standards used.2 (See Test Method D1209 and Note 1.) Suitable isocyanates include toluene diisocyanate, and pure or modified monomeric methylene di(phenylisocyanate).

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

1.3 This standard does not purport to address all of the safety concerns, 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: This standard is equivalent to ISO 6271-1:2004.

Details

ICS-code 71.080.30
83.040.30
Nederlandse titel Standard Test Method for Polyurethane Raw Materials: Determination of APHA Color in Isocyanates
Engelse titel Standard Test Method for Polyurethane Raw Materials: Determination of APHA Color in Isocyanates

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