4.1 This practice provides the basic criteria to be used by accreditation bodies and others in evaluating the qualifications of laboratories engaged in the testing of lead in paint, dust, airborne particulates, and soil taken from and around buildings and related structures. The criteria in this practice shall be supplemented by additional specific criteria and requirements, when appropriate; for example, when necessary to be in accordance with federal, state, or local government regulations.

4.2 The accreditation is for organizations and not individuals.

4.3 The practice is intended to provide objective information on the capabilities needed by laboratories to determine lead in paint, dust, airborne particulates, and soil taken from and around buildings and related structures. It is not intended to be used to compare one laboratory with another.

4.4 This practice is also intended for use by laboratories in the development and implementation of their management systems and for use to request or perform an evaluation of in-house facilities in accordance with this practice.

1.1 This practice covers the qualifications, including minimum requirements for personnel and equipment, duties, responsibilities, and services of laboratories engaged in the determination of lead in paint, dust, airborne particulates, and soil taken from and around buildings and related structures.

1.2 This practice has been developed consistent with Guides E548 and E994, to supplement ISO/IEC 17025.

1.3 This practice contains notes that are explanatory and are not part of the mandatory requirements of the practice.

1.4 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.

1.5 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.