| Reference | Designation/Description | Accredited assay |
Reference standards |
Product/ Material |
Comments (Administrator) |
|---|---|---|---|---|---|
| AGR.34 | Particle size analysis by laser difraction | ISO 13320:2020 | Granular materials; Powder; Emulsions | ||
| AGR.35 | Determination of the dry density and water content - Proctor compaction test | EN 13286-2:2010 (Except for mould C and Annex B), EN 13286-2:2010/AC:2012 | Unbound and hydraulically bound aggregates | ||
| AGR.36 | Determination of California bearing ratio (CBR), immediate bearing index and the linear swelling | EN 13286-47:2021 | Unbound and hydraulically bound aggregates | ||
| QUI.184.01 | Determination of dry matter content by gravimetry | EN 14346:2006 | Wastes | --- | |
| QUI.184.02 | Determination of moisture content by gravimetry | EN 14346:2006 | Wastes | --- | |
| QUI.185 | Determination of organic matter content (550ºC) by gravimetry | Internal method | Wastes | --- | |
| QUI.186 | Preparation of eluate of waste, sludges and soils, including determination of dry matter content in the waste and determination of pH and electrical conductivity in the eluate | EN 12457-4:2002 | Wastes | Portuguese Decree-Law. No 183/2009 (table 2 and table of Part B of Annex IV) | |
| QUI.282 | Determination of moisture content and dry matter by gravimetry of waste, sludges and soils | Internal Procedure QUI.282.IE.01 equivalent to ISO 11465:1993 e EN 12880:2000 | Waste, sludges and soils | ||
| QUI.76 | Determination of total organic carbon in residue, mud and sediment samples by combustion and infrared | EN 13137:2001 | Wastes, Sludge and Sediments | --- | |
| QUI.78 | Determination of the pH value by potentiometry | EPA 9045D:2004 | Wastes | --- | |
| SOL.01 | Particle size analysis by wet sieving | LNEC E 239:1970* | Soils, Aggregates | The normative document indicated with * is void, and its tecnical validity is not in question. | |
| SOL.02 | Compaction test (Proctor) | LNEC E 197:1966 | Soils, Aggregates | ||
| SOL.03 | Determination of the CBR | LNEC E 198:1967* | Soils, Aggregates | The normative document indicated with * is void, and its tecnical validity is not in question. | |
| SOL.04 | Determination of consistency limits - Liquidity and plasticity index | NP 143:1969 | Soils, Aggregates | ||
| SOL.05 | Sand equivalent test | LNEC E 199:1967* | Soils, Aggregates | The normative document indicated with * is void, and its tecnical validity is not in question. |