| Reference | Designation/Description | Accredited assay |
Reference standards |
Product/ Material |
Comments |
|---|---|---|---|---|---|
| ACL.01 | Laboratory test: Measurement of airborne sound reduction index for Rw. Range: Rw ≤ 72 dB | ISO 10140-1:2021 (except annexes J and K); ISO 10140-2: 2021; ISO 10140-4:2021; ISO 717-1:2020 | Building elements | EN 1793-2:2018, EN 1793-3:1997 (only applicable to noise barriers intended for road traffic); EN 16272-2:2012, EN 16272-3-1:2012 (only applicable to noise barriers intended for railway) | |
| ACL.15 | Laboratory test: Acoustic intensimetry | Internal procedure | Construction elements; machinery and equipment |