Catalyst One
Chemistry Analyzer

The comprehensive chemistry results and unmatched load-and-go workflow you want.

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All the chemistry results you need, in one run, during the patient visit.


  • A comprehensive testing menu that includes routine chemistry and clinically advanced tests.
  • Quick and easy load-and-go workflow provides results in minutes.
  • Run parameters for chemistry, electrolyte, and immunoassay profiles in a single run of whole blood.
  • An ever-expanding menu that provides complete testing flexibility.


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A menu of clinically advanced flexible testing options.

IDEXX innovation delivers a menu of available tests for the Catalyst One Chemistry Analyzer that includes clinically advanced tests to keep your practice in the forefront of patient care.

Test CLIPs for the Catalyst One veterinary blood chemistry analyzer.

Preloaded chemistry CLIPs

Preloaded CLIPs are grouped specifically with your workflow and clinical requirements in mind. Chem 17 CLIP, Chem 15 CLIP, Chem 10 CLIP, Lyte 4 CLIP, and more.

Specialty test slide for the Catalyst One veterinary blood chemistry analyzer.

Specialty tests

A constantly updated menu of clinically advanced specialty tests.

SDMA inclusive profiles for the Catalyst One veterinary blood chemistry analyzer.

SDMA-inclusive profiles

Get deeper insights easily into your patients’ kidney health with SDMA-inclusive profiles.

Single test slides for the Catalyst One veterinary blood chemistry analyzer.

Single slides

Easily recheck abnormal results, monitor patients, and create custom profiles with single slides.

New Catalyst Pancreatic Lipase Test

Coming soon: confidently diagnose or rule out pancreatitis in real time.

Coming fall 2024 >

With 1 out of every 2 samples compromised by interfering substances, you need results you trust.1

Graphic representing one out of every two samples is compromised by interfering substances. Trust results with the Catalyst One veterinary chemistry analyzer.

Accuracy: innovative IDEXX technologies that work together.

Graphic of a Catalyst One veterinary chemistry analyzer slide.

Innovative technologies in Catalyst slides minimize interfering substances.

Graphic of the Catalyst One veterinary chemistry analyzer.

Innovative technologies in the Catalyst One analyzer maximize accuracy.


We’ve made the workflow work for you.

Selecting your patient on the IDEXX VetLab System to run on your Catalyst One veterinary chemistry analyzer.

Select your patient

Patient information is automatically sent over from your PIMS eliminating double data entry and making sure charges are captured.

Inserting a CLIP into a Catalyst One veterinary chemistry analyzer.

Load your sample

Load your sample in seconds with preloaded CLIPs and customize profiles with single slide flexibility.

Viewing your Catalyst One veterinary chemistry analyzer results in VetConnect Plus.

View results

Results are integrated with other diagnostics on VetConnect PLUS so you have a complete view and easy patient monitoring all in one place.

The Catalyst One Veterinary Blood Chemistry Analyzer.

Small size. Big advantage. 

Depth: 14.8 in (37.6 cm)

Height: 14.0 in (35.6 cm)

Width: 10.0 in (25.4 cm)

Weight: 25 lb (11.3 kg)

When everything communicates, you stay connected.

IDEXX VetLab Station is the command center for running and queuing your analyzers. It’s also the bridge between your in-house lab and your PIMS, eliminating double data entry and simplifying workflow. Learn more >

VetConnect PLUS gives you real-time order status for every patient on any device. Learn more >

PIMS integration means you’ll never miss a charge, and your staff will spend less time on repetitive manual entry.

Viewing VetConnect Plus on a mobile phone.

Supporting your practice. Everyday.


Access Catalyst One Chemistry analyzer manuals, quick reference guides, sample preparation posters, and more

IDEXX Test Promise

IDEXX customers enjoy hassle-free returns for unopened, expired products. In addition, if an IDEXX test does not perform as promised, just call us and we ll credit your IDEXX Points account with 100% of the test's value.

IDEXXCare Plus

Keeping your practice up-to-date and running smoothly is the IDEXXCare Plus promise. We're at your service 24 hours a day, 7 days a week to help you deliver the best veterinary care and customer experiences possible.

Tests and supplies

Learn more about ordering direct from IDEXX and order your in-house tests and supplies today.

Powerful on their own.
Unstoppable together.

IDEXX point-of-care analyzers provide your practice with the tools and technology it takes to operate more efficiently, communicate clearly, and support your team every step of the way. All so that you can have the information you need to make confident decisions.

Find out why the Catalyst One is the chemistry analyzer for your practice.

Please complete the form and an IDEXX sales representative will contact you.

Why choose the Catalyst One analyzer?

  • Results you can trust in minutes
  • Unprecedented clinical insight
  • Complete testing flexibility

Credit available for unopened tests in the form of a discount on a replacement order or IDEXX Points at IDEXX discretion when ordered direct from IDEXX.


  1. Data on file at IDEXX Laboratories, Inc., Westbrook, Maine, USA.