Standard Historical Last Updated: Jun 17, 2011
ASTM D3720-90(2005)

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

Significance and Use

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


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

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Book of Standards Volume: 06.03
Developed by Subcommittee: D01.31
Pages: 3
DOI: 10.1520/D3720-90R05
ICS Code: 87.060.10