| Reference | Designation/Description | Accredited assay |
Reference standards |
Product/ Material |
Comments |
|---|---|---|---|---|---|
| ACL.16 | Laboratory test: Determination of sound power level of noise sources through the measurement fof the sound pressure levels - Precision method for semi-anechoic rooms | ISO 3745:2012 | Noise Sources | ||
| ACL.17 | Laboratory test: Determination of sound power levels of noise sources using sound pressure - Engineering methods for an essentially free field over a reflecting plane (hemi-anechoic chamber) | ISO 3744:2010 | Noise Sources | ||
| ACL.19 | Laboratory test: Determination of sound power levels of noise sources using sound pressure - Survey method using an eveloping measurement surface over a reflecting plane (hemi-anechoic chamber) | ISO 3746:2010 | Noise Sources |