NS 4818:1982 PDF

Published Date: 10/01/1982

Acoustics — Determination of sound power levels of noise sources — Precision methods for discrete-frequency and narrow-band sources in reverberation rooms

Published Date: 10/01/1982

Acoustics — Determination of sound power levels of noise sources — Precision methods for broad-band sources in reverberation rooms

Published Date: 12/01/1970

General requirements for the preparation of test codes for measuring the noise emitted by machines

Published Date: 12/01/2003

Biological Evaluation of Medical Devices Part 1: Evaluation and Testing

Published Date: 06/10/2013

Erratum for Biological evaluation of medical devices - Part 1: Evaluation and testing within a risk management process

Published Date: 09/03/2009

Biological evaluation of medical devices - Part 1: Evaluation and testing within a risk management process; Includes Erratum (2013)

Published Date: 04/27/2020

Biological evaluation of medical devices - Part 1: Evaluation and testing within a risk management process

Published Date: 09/04/2010

Biological evaluation of medical devices - Part 10: Tests for irritation and skin sensitization

Published Date: 10/19/2006

Biological evaluation of medical devices - Part 11: Tests for systemic toxicity