Hallet™ UV Water Systems
Aquaking™ Colorimeter
EZ-Check™ Colorimeter
Laser Particle Counters
Radiation and Biological Water Monitors & Detectors
Reverse Osmosis Systems

Need More Information?
Please call us at
or send us an email:

Continental Hydrodyne Systems, Inc.
2216 Glenmont Dr. NW
Canton, Ohio 44708
P 866-437-0067
F 330-494-8889


Accurate and Easy to Use

Patented Technology Reagents

The EZ-Check™ colorimeter utilizes our patented Curve Fit (CF™) Technology and is custom built to perform only the tests that you want - You choose the parameters.

Never return you colorimeter for calibration again. The EZ-Check™ automatically re-calibrates every time you scan your blank.

  • Easy to use - built-in Menu-driven Instructions on a two line, 16 character display
  • Custom programmed for up to 14 tests (see chart below)
  • Automatic wavelength selection
  • Uses (2) "AA" batteries with auto-shutoff
  • Comes with a durable carrying case
  • Warranty - 3 year

  • Patented Curve Fit (CF™) Technology is superior to conventional colorimetric technology available on the market
  • Not affected by turbidity, temperature variances or stray light
  • The EZ-Check™ never needs recalibration! (It recalibrates automatically every time you use it)
  • Upgradeable for custom testing applications - our chemists are always available for consultation for special testing applications.

EZ-Check™ Specifications Curve Fit (CF™) Technology Patent #6404500
  • Light Source: Multiple LED's
  • Detector: Silicon Photodiode
  • Wavelengths: 425-660nm
  • Display: 2 x 16 line graphics
  • Resolution: 1% Transmission
  • Accuracy: +/- 2% FS
  • Vial Size: 17mm Diameter
  • Power: (2) AA Batteries
  • Battery Life: Typically 6 months
  • Readout Mode: % Transmission, Absorbance, or Concentration
  • Calibration: Not required - self calibrating
  • Keypad: 4 button membrane switch
  • Size: 3.5" W x 6.5" L x 1.25" D
  • Weight: 9.3 Ounces
  • Warranty: 3 years from date of purchase

See our reagents page for a listing of the tests.

For more information, including pricing, please contact Continental Hydrodyne Systems.

Potable Water
Metal Finishing
Boiler and Cooling
Power Generation Plants