STACK EMISSIONS /REF. 990008/
In the following tables you can see the dates on which the rounds take place:
| ROUND 1 | ROUND 2 | ROUND 3 |
|---|---|---|
| WEEK 9 23rd February 2026 |
WEEK 18 27th April 2026 |
WEEK 40 28th September 2026 |
| Filter: | Filter: | Filter: |
| Arsenic | Antimonium | Copper |
| Cobalt | Cadmium | Lead |
| Manganese | Chromomium | Selenium |
| Nickel | Mercury | Thallium |
| Vanadium | Tin | Zinc |
| Inmision Filter: |
Inmision Filter: | Inmision Filter: |
| Arsenic | —- | Arsenic |
| Cadmium | —- | Cadmium |
| Nickel | —- | Nickel |
| Lead | —- | Lead |
| Impinger solution: | Impinger solution: | Impinger solution: |
| Antimonium | Chromium | Cobalt |
| Arsenic | Formaldehyde* | Nickel |
| Cadmium | Hydrochloric acid (HCl) | Sulphur dioxide (SO2) |
| Copper | Lead | Thallium |
| Hydrofluoric acid (HF) | Manganese | Zinc |
| Vanadium |
*Parameter not included in the accreditation scope of ENAC.
You will find detailed information in our Proficiency Testing Scheme Catalogue. [Download Catalogue]
You can find the guideline ranges of concentration here.
For any further information, please contact ielab at: comercial@ielab.es.
