ASTM D 8475 : 2025

1.1This guide covers the application of laser-based ceilometers to measure local mixing layer heights (MLH).

1.2The MLH measurements are expressed in SI units. No other units of measurement are used in this guide.

1.3The applicability of specific regulatory limitations and criteria is not addressed in this guide.

1.4This 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.

1.5This 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.