POTABLE 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
27 February
WEEK 21
22 May
WEEK 38
18 September
Aluminium Arsenic Calcium
Amonium 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

 

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.