ASTM D1166 is the ASTM standard for the Standard Test Method for Methoxyl Groups in Wood and Related Materials. It provides a defined technical approach for measuring methoxyl content in wood-based samples, helping users support analytical consistency and comparable test results. For laboratories, suppliers, and quality teams working with wood and similar materials, this standard offers a reliable reference for product evaluation, specification work, and controlled testing procedures.

What is ASTM D1166?

ASTM D1166 is a test method focused on determining methoxyl groups in wood and related materials. As a technical document, it supports laboratory analysis where chemical composition needs to be measured in a consistent way. The standard is useful when a defined procedure is needed to compare samples, verify material characteristics, or support quality-related decisions. By establishing a common test framework, ASTM D1166 helps reduce variation in results and improves confidence in reported data.

Where is ASTM D1166 used?

This standard is commonly used in laboratory and quality control settings that evaluate wood and related materials. It may support testing workflows for raw materials, processed wood products, or other closely related substances where methoxyl content is relevant. ASTM D1166 is also useful in research, procurement, and compliance-related review when a documented test method is needed. In practice, it helps align analytical work across teams and organizations that rely on consistent chemical measurement.

Why is ASTM D1166 important?

ASTM D1166 matters because it gives users a recognized method for a specific chemical determination, which helps improve consistency and reduce uncertainty in testing. When methoxyl content is part of product evaluation or material verification, a standardized method supports better comparison of results across laboratories and projects. It can also aid compliance efforts, purchasing decisions, and internal quality checks by providing a common technical basis for measurement and reporting.

• Methoxyl group determination
• Wood and related materials
• Laboratory test method
• Quality control support
• Consistent analytical results