1.1This practice is used for the recovery of viruses from municipal wastewater sludges and favors the enteroviruses of human origin.
1.2Both procedures are applicable to raw, digested, and dewatered sludges.
Sections Procedure A-Adsorption 7 to 11 Procedure B-Sonication 12 to 16
1.3This practice was tested on standardized sludges as described in 11.1. It is the user's responsibility to ensure the validity of this practice for untested matrices.
1.4The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.
1.5This 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.
1.6Only adequately trained personnel should be allowed to perform these procedures and should use safety precautions recommended by the U.S. Public Health Service, Center for Disease Control,2 for work with potentially hazardous biological organisms.
1.7This 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.
ASTM D4994-24 History
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