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Normas ASTM – AENOR
ASTM D3256-86(2020)

ASTM D3256-86(2020)

Standard Test Methods for Chemical Analysis of Phthalocyanine Blue and Green Pigments

Fecha:
2020-07-02 /Active
Significance and Use:

3.1 These test methods are suitable for determining if impurities are present and establishing that the required pigments are present. These test methods may be used for manufacturing and purchasing quality control.

Scope:

1.1 These test methods cover procedures for the qualitative chemical analysis of pigments known commercially as copper phthalocyanine blue and green.

1.2 The procedures appear in the following order:

 

Section

Identification

5

Moisture and Other Volatile Matter

6

Detection of Basic Dye Derivatives

7

Detection of Other Organic Coloring Matter

8

Detection of Ultramarine Blue

9

Detection of Iron Blue or Chrome Green

10

1.3 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.4 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, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

Keywords:
chrome green; detection of; iron blue; detection of; phthalocyanine blue; analysis of; phthalocyanine green; analysis of; pigment; ultramarine blue; detection of;
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