ASTM D5156-22

5.1?Standards for O₃ in the atmosphere have been promulgated by government authorities to protect the health and welfare of the public 5.2?Although O₃ itself is a toxic material, in ambient air it is primarily the photochemical oxidants formed along with O_{1.1?This test method describes the sampling and continuous analysis of ozone (O1.1.1?The test method is limited to applications by its sensitivity to interferences as described in Section 6. The interference sensitivities may limit its use for ambient and workplace atmospheres.}

1.2?The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.3?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.

1.4?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.