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| Reference | Designation/Description | Accredited assay |
Reference standards |
Product/ Material |
Comments (Administrator) |
|---|---|---|---|---|---|
| PNT.12 | Determination of water absorption coefficient by capillary | EN 1925:1999 | Natural stone, Dimension stone | ||
| PNT.14 | Determination of breaking load at dowel hole | EN 13364:2001 | Natural stone, Dimension stone | ||
| PNT.15 | Absorption and bulk specific gravity of dimension stone | ASTM C97/C97M-18 | Natural stone, Dimension stone | ||
| PNT.16 | Compressive strength of dimension stone | ASTM C170/C170M-17 | Natural stone, Dimension stone | ||
| PNT.17 | Flexural strength of dimension stone | ASTM C880/C880M-18 | Natural stone, Dimension stone | ||
| PNT.18 | Modulus of rupture of dimension stone | ASTM C99/C99M-18 | Natural stone, Dimension stone | ||
| PNT.19 | Determination of sound speed propagation | EN 14579:2004 (except Annex A) | Natural stone, Dimension stone | ||
| PNT.20 | Determination of rupture energy | EN 14158:2004 | Natural stone, Dimension stone | ||
| PNT.21 | Abrasion resistance | ASTM C1353/C1353M-20e1 | Natural stone and dimension stone subjected to foot traffic | ||
| PNT.22 | Determination of the slip resistance by means of the pendulum tester | ASTM E 303 - 93 | Natural stone; Dimension stone; Pavement | ||
| PNT.23 | Determination of resistance to fixing (dowel hole) of agglomerated stone | EN 14617-8:2007* | Agglomerated stone | The normative document indicated with * is void, and its tecnical validity is not in question. | |
| PRD.52 | Structural design | [EN 1794-1:2003 (except point 5.3)] | Acoustic barriers | ||
| QUI.01.04 | Determination total organic carbon (TOC) and dissolved organic carbon (DOC) by combustion and infrared | Internal Procedure QUI.01.IE.01 (version No.8 of April 2023) equivalent to EN 1484:1997 | Waters resulting from migration tests | Portuguese legislation “Decreto-Lei nº 306/2007 de 27 de agosto, alterado pelo Decreto-Lei nº 152/2017 de 7 de dezembro” "Annex A” from the “Project of Regulation which lays down the conditions of the Approval Scheme in Portugal for products in contact with water intended for human consumption” of the ERSAR (The Water and Waste Services Regulation Authority) | |
| QUI.03.04 | Determination of pH by potentiometry | Internal Procedure QUI.03.IE.01 (version no. 8 of April 2023) equivalent to SMEWW 4500-H+ B, 23ª Ed. | Groundwater / Surface water | EN 1008:2002 | |
| QUI.03.09 | Determination of pH by potentiometry | Internal Procedure QUI.03.IE.01 (version no. 8 of April 2023) equivalent to SMEWW 4500-H+ B, 23ª Ed. | Waters resulting from migration tests | Portuguese legislation “Decreto-Lei nº 306/2007 de 27 de agosto, alterado pelo Decreto-Lei nº 152/2017 de 7 de dezembro” "Annex A” from the “Project of Regulation which lays down the conditions of the Approval Scheme in Portugal for products in contact with water intended for human consumption” of the ERSAR (The Water and Waste Services Regulation Authority) |