Portable Samplers

We service maintain and repair all portable samplers from ISCO®®, SIGMA and HACH®


  • We provide a free repair estimate. If you decide not to have your product repaired, we return it to you at no charge. We even pay for the return shipping.
  • We only charge for the units repaired.
  • We provide custom turnaround time at no extra charge.
  • Shipping charges will be added based on the service requested and the number of units shipped.
  • One year warranty on parts and labor.
  • Portable sampler general check & test, annual maintenance and calibration, software updates, mechanical updates and repair, Including all small maintenance parts $750.00.


  • Please ship all equipment for repair to the following address: 

       HydroTech ZS Consulting

      1700 Bryant Drive, Suite 103

       Round Rock, TX 78664 

          © Hydrotech ZS Consulting 2016