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Eurofins UK >> Water Hygiene Testing >> Nutrient Testing

Nutrient Testing in Water

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Eurofins Water Hygiene Testing UK Ltd.'s UKAS No. 9658, 9508 & 1369 accredited laboratories are able to assess the composition of targeted nutrients present in water across a wide variety of applications and sample matrix types.

 

Why nutrient testing matters

Nutrient testing is essential for understanding the chemical composition of water and its potential to support microbial growth, algal blooms or eutrophication. Commonly measured nutrients include nitrate, nitrite, ammonia, chloride, fluoride and phosphate. Elevated nutrient levels can indicate pollution, dosing imbalance or organic loading, affecting both water quality and system performance. Routine monitoring is important in industrial and environmental applications to maintain control and demonstrate compliance.

 

Supporting system balance, water quality and environmental responsibility

In closed heating and cooling systems, nutrient imbalance can encourage bacterial growth and biofilm development. In environmental settings, nutrient pollution from runoff, effluent or agriculture can degrade natural waters and breach discharge or abstraction limits. Whether you manage potable water, process systems, wastewater or surface waters, nutrient testing provides essential information for system health, treatment optimisation and environmental protection.

 

Testing and methods

Eurofins Water Hygiene Testing UK provides high-precision analysis of key nutrients using colorimetric, segmented flow and ion chromatography techniques.

We routinely test for

  • Ammonia

  • Nitrate

  • Nitrite

  • Phosphate

  • Orthophosphate

  • Total oxidised nitrogen (TON)

  • Chloride

  • Sulphate

  • Fluoride

Typical turnaround times are three to five working days, depending on sample type and parameters requested. Testing is performed in UKAS-accredited laboratories with matrix-specific accreditation. For additional analytes, we work with approved subcontractors, including Eurofins European competence centre partners, to extend our testing scope.

 

Who we serve

We support

  • Water treatment and facilities management companies

  • Environmental consultants

  • Utilities

  • Local authorities

  • Industrial operators

  • Compliance professionals

Whether you are performing routine monitoring, investigating an incident or validating a treatment process, our nutrient testing provides accurate, reliable results to support your decisions.

 

Why choose Eurofins Water Hygiene Testing UK

  • UKAS-accredited nutrient testing for ammonia, nitrate, nitrite, phosphate, TON, chloride, fluoride and sulphate

  • Applicable to drinking water, closed systems, process water, wastewater and natural waters

  • Supports environmental compliance, water quality management and microbial control

  • Reliable turnaround aligned with project and regulatory timescales

  • Nationwide refrigerated logistics network for secure, efficient sample delivery

UK-Wide drop-off facilities

Eurofins Water Hygiene Testing UK customers benefit from our extensive and free to use sample drop off network with over 50 drop-off locations. Follow the links below for more details.

 

Sample bottles

To ensure that we are able to test your water chemistry samples please submit them in appropriate sample bottles

 

Contact & next steps

If you need to monitor nutrient levels as part of your water management, regulatory or optimisation programme, contact our team, please Contact us or call 0845 604 6740. We are ready to advise on sampling and help maintain your water systems’ safety and performance.