HQd meters and probes
are made for water

pH • BOD • Conductivity • DO • ORP • Sodium
Ammonia • Ammonium • Fluoride • Chloride

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HQd meters and probes are made for water

It's Your Job to Be Accurate.
It's Ours to Make It Easier.

The DR 3900™ Spectrophotometer. An even simpler way to prevent measurement errors.

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DR 3900 Spectrophotometer

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HQd meters and probes are made for water ALL-NEW DR 3900 Spectrophotometer Join Hach's email publications Hach ServicePlus
 

Featured Products | See all featured products

DR 3900 Benchtop Spectrophotometer with RFID* Technology
DR 3900 Benchtop Spectrophotometer
Prevent Measurement Errors...Simply.
DR 3900 Benchtop Spectrophotometer with RFID* Technology
HQd Meters & Probes
The smart choice for multi-parameter lab & field measurement.
sc200™ Universal Controller: 100-240 V AC (North America power cord) with one digital sensor input, one analog pH/ORP/DO sensor input and five 4-20mA outputs
sc200 Controller
One Controller for the Broadest Range of Sensors!
pH/ORP sensors
Process pH/ORP Sensors
Unsurpassed accuracy and reliability for less downtime and maintenance. See all our ph/ORP Sensors!
 

Receive an IntelliCAL™ pH probe (a $200 value) for
free with purchase

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Test Kits

Hach Test Kits

From simple to complex
Hach has you covered.

pH Buffer

pH Buffers

See our selection of pH Buffers
including single-use, bottled solution, and powder pillows.