ASTM D6131
Standard Test Method for Evaluating the Relative Tint Undertone of Titanium Dioxide Pigments
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About This Item
ASTM D6131 is the standard test method for evaluating the relative tint undertone of titanium dioxide pigments. It provides a controlled way to compare how these pigments influence undertone in a tinted system, helping users assess color characteristics with greater consistency. This matters because tint undertone can affect product appearance, batch-to-batch uniformity, and overall material acceptance in quality-focused applications where titanium dioxide performance is evaluated.
Overview of ASTM D6131
ASTM D6131 focuses on a specific color evaluation property for titanium dioxide pigments: relative tint undertone. As a standard test method, it is intended to support repeatable assessment under defined conditions rather than subjective visual judgment alone. The document is commonly used when laboratories, manufacturers, and purchasers need a shared technical reference for comparing pigment behavior in tinted preparations. ASTM D6131 helps align testing and reporting practices around a common method for evaluation.
Common use cases of ASTM D6131
This standard is commonly used in pigment testing and quality control workflows where titanium dioxide is being assessed for appearance-related performance. It may support incoming material checks, lot comparison, product development, and supplier verification. Because it addresses relative tint undertone, ASTM D6131 is especially relevant when a consistent visual or color-based comparison is needed across pigment samples. It can also be useful in procurement and specification review for materials expected to meet defined color expectations.
Benefits of using ASTM D6131
Using ASTM D6131 can improve consistency in testing and reduce ambiguity when evaluating titanium dioxide pigments. A recognized ASTM standard helps support clearer communication between suppliers, laboratories, and customers, especially when color-related requirements are part of acceptance criteria. It also strengthens quality control by offering a defined method for comparing relative tint undertone, which may help identify variation earlier and support more reliable product decisions. For organizations managing specifications, it adds a dependable technical reference.
- Relative tint undertone evaluation
- Titanium dioxide pigment testing
- Quality control and lot comparison
- Color consistency and acceptance checks
- Standardized test method reference
- Publication Date: 2023-08-11
- Publisher: ASTM
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