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ASTM D3720-90(2019)

Current Reaffirmation

Standard Test Method for Ratio of Anatase to Rutile in Titanium Dioxide Pigments by X-Ray Diffraction

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1.1 This test method covers the determination of the ratio of anatase to rutile in titanium dioxide pigments. The method is also applicable to pigment mixtures and pigmented coatings containing titanium dioxide.

1.2 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.

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

1.4 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.


4.1 This test method is used by titanium dioxide pigment manufacturers and users for process control and product acceptance.

SDO ASTM: ASTM International
Document Number D3720
Publication Date May 1, 2019
Language en - English
Page Count 3
Revision Level 90(2019)
Supercedes
Committee D01.31
Publish Date Document Id Type View
May 1, 2019 D3720-90R19 Reaffirmation
June 1, 2011 D3720-90R11 Reaffirmation
July 1, 2005 D3720-90R05 Reaffirmation
May 10, 1999 D3720-90R99 Reaffirmation