| Reference | Designation/Description | Accredited assay |
Reference standards |
Product/ Material |
Comments (Administrator) |
|---|---|---|---|---|---|
| OMH.09 | Detemrination of frost resistance of clay roofing tiles for discontinuous laying | NP EN 539-2:2007 (Método C) | Telhas cerâmicas | ||
| PRD.19 | Determination of the flexural strength of ceramic tiles | NP EN 538 | Ceramic tiles |