| Reference | Designation/Description | Accredited assay |
Reference standards |
Product/ Material |
Comments (Administrator) |
|---|---|---|---|---|---|
| QUI.38.01 | Determination of total dissolved solids (TDS) at 180 ° C by gravimetry | Internal method | Natural saline water | --- | |
| QUI.39.01 | Determination of phosphate by molecular absorption spectrophotometry | ISO 6439:1990 | Natural saline water | --- | |
| QUI.39.02 | Determination of phosphates by molecular absorption spectrophotometry | SMEWW 4500-P B, E, 22ªEd. | Water recovered from process | EN 1008:2002 | |
| QUI.39.04 | Determination of phosphates by molecular absorption spectrophotometry | SMEWW 4500-P B, E, 22ªEd. | Groundwater / Surface water | EN 1008:2002 | |
| QUI.39.05 | Phosphate determination by molecular absorption spectrophotometry | SMEWW 4500-P B, E, 22ªEd. | Natural mineral, spring and thermal waters | Portuguese legislation "Despacho n.º 14413/2016 de 29 de novembro Anexo II - Análise físico-química completa" | |
| QUI.40.01 | Determination of urea-derived pesticides by liquid chromatography (uHPLC) | EPA 532:2000 | Drinking water | --- | |
| QUI.40.02 | Determination of urea-derived pesticides by liquid chromatography (uHPLC) | EPA 532:2000 | Natural mineral, spring and thermal waters | Portuguese legislation "Despacho n.º 14413/2016 de 29 de novembro Anexo II - Análise físico-química completa" | |
| QUI.47.01 | Determination of pH value by potentiometry of eluate | Internal Procedure QUI.47.IE.01 equivalent to SMEWW 4500-H+ B, 23ªEd. | Natural saline water | --- | |
| QUI.47.02 | Determination of pH (acids) by potentiometry of eluate | Internal Procedure QUI.47.IE.01 equivalent to SMEWW 4500-H+ B, 23ªEd. | Water recovered from process | EN 1008:2002 | |
| QUI.58.01 | Determination of oil and grease by infrared spectrophotometry | SMEWW 5520 C, F, 22ªEd | Natural saline water | --- | |
| QUI.58.02 | Determination of total hydrocarbons by infrared spectrophotometry | SMEWW 5520 C, F, 22ªEd | Natural saline water | --- | |
| QUI.58.08 | Determination of total hydrocarbons by infrared spectrophotometry | SMEWW 5520 C, F, 22ªEd | Groundwater | Decreto-Lei nº 183/2009 de 10 de Agosto | |
| QUI.58.09 | Determination of total hydrocarbons by infrared spectrophotometry | SMEWW 5520 C, F, 22ªEd | Natural mineral, spring and thermal waters | Portuguese legislation "Despacho n.º 14413/2016 de 29 de novembro Anexo II - Análise físico-química completa" | |
| QUI.63.01 | Determination of the phenol index by spectrophotometry of molecular absorption | ISO 6439:1990 | Natural saline water | --- | |
| QUI.63.04 | Determination of the phenol index by spectrophotometry of molecular absorption | ISO 6439:1990 | Groundwater | Decreto-Lei nº 183/2009 de 10 de Agosto |