DRINKING WATER: PHYSICAL-CHEMICAL A /REF. 990001/
In the following tables you can see the dates on which the rounds take place:
| ROUND 1 | ROUND 2 | ROUND 3 |
|---|---|---|
| WEEK 9 26 February 2024 |
WEEK 21 20 May 2024 |
WEEK 38 16 September 2024 |
| Aluminium | Arsenic | Calcium |
| Ammonium | Chlorides | Combined Chlorine |
| Antimony | Colour | Free residual Chlorine |
| Bicarbonates | Iron | Total Chlorine |
| Boron | Mercury | Copper |
| Cadmio | Nitrites | Chromium |
| Conductivity at 20 ºC | Oxidability | Fluorides |
| Magnesium | pH | Nickel |
| Manganese | Potassium | Lead |
| Nitrates | Selenium | Sulphates |
| Sodium | Zinc | Turbidity |
| Uranium | —– | —– |
| Langelier index* | —– | —– |
*Parameter not included in the scope of accreditation
You will find detailed information in our Proficiency Testing Scheme Catalogue.
You can find the guideline ranges of concentration here.
For any further information, please contact ielab at: comercial@ielab.es.
