ASTM D6669-26

1.1 This guide provides procedures for constructing scenarios for assessment of inhalation exposure to airborne emissions of chemicals released from paints and coatings that are used indoors.

1.2 The indoor environments covered in this guide, in terms of considerations for developing exposure scenarios, are places such as residences and commercial buildings.

1.3 Elements of the exposure scenarios include the product and chemical(s) to be assessed, the indoor environment where the product is applied, application of the product, chemical emissions during and after product application, and location/activity patterns of individuals (users and bystanders) who may be exposed to the airborne chemical emissions.

1.4 Steps to be performed after developing exposure scenarios, such as monitoring, modeling and exposure/risk assessment, also are described.

1.5 Units—The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.6 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.

1.7 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.