How to Submit A Water Sample

Recipient :        Required quantity: 500 mL

Bottles are sterile and contain a preservative. The expiration date is indicated on the bottle. Please use it before it expires.

SAMPLING:            

• Clean the outside and inside of the faucet with a commercial bleach solution. Wipe with clean towel and let the water flow moderately for 5 minutes.
• Just before sampling, open the bottle without touching the inside of the bottle or the cap with your fingers.
• Fill the bottle while making sure to leave a free space of 2.5 cm and immediately close it hermetically.
• Complete the form and place it in a waterproof pouch.
• The bottle must be sent to the lab in the cooler with enough icepacks previously frozen to maintain a temperature between 2 ° C and 8 ° C. Never freeze a sample.

The maximum time between sampling and arrival at the laboratory should not exceed 24 hours.

Your samples must be received from Monday 7:30 a.m. to Thursday 3:30

RECIPIENT:             Required quantity: 250 mL

Plastic bottles are available from the laboratory.

SAMPLING:

• Let the water run for more than 5 minutes before taking the sample
• Rinse the bottle beforehand with the water used for the sampling and fill it up to the neck (do not fill to the lid)
• Keep samples cool at 4°C and in the dark.  For transport, place the samples in the cooler containing the previously frozen cooling block.
• Ship to the laboratory as soon as possible without forgetting the completed analysis request form.
• Never use the "microbiological" bottle for physicochemical analyses. The microbiological bottle contains a preservative that could invalidate your results.

For Sulfide analysis: a special bottle provided by the laboratory must be used.

This contains a preservative is essential. Under no circumstances should you rinse the container or discard the liquid inside. Fill without air space.

RECIPIENT:             Required quantity: 500 mL (per titration)

Fill the bottle completely as we need 500 mL to do the analysis. 

Do not use “microbiological” bottle for Physico-Chemical or Selko analyzes. The microbiological bottle contains a preservative that could invalidate your results. If your bottle has been rinsed, please indicate this on the label.