Central Testing Laboratory Ltd.
Analize Achieve Advance
Central Testing Laboratory
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Holiday hours 2021

Cut-off for microbiology testing on water: December 22nd, 2021 at 2:00pm

December 24th, 2021 CLOSED at noon
December 27th – 28th, 2021 CLOSED
December 31st, 2021 CLOSED at noon
January 3rd, 2022 CLOSED

We will resume accepting all samples January 4th, 2022. Contact our office for details.

Wishing you a Peaceful Holiday Season and a Happy and Prosperous New Year!

Important message regarding COVID-19

Please fill out paperwork (print or on-line) prior to bringing your samples to us.  There is a cart outside of our front door where you may drop off samples with the paperwork. If you need to come inside we are more than happy to assist you! Mask use is required to enter the building.

As an essential service, we will remain open during this unusual time. We are doing our best to provide a safe environment for the well-being of our employees, clients, vendors and the community at large.

We thank you for your continued business. Contact us if you have any questions or concerns regarding our procedures during this time.

updated December 01, 2021

Please take the time to fill out our anonymous customer satisfaction survey.

Have a question? Check out our FAQ page!

Analyze feed and water samples to ensure animal health

Achieve by testing feed samples to maximize livestock production

Advance by formulating a proper feeding program


Central Testing Laboratory Ltd. has provided reliable lab services and results to the food and feed industry for over 90 years. Our area of expertise is agriculture and we analyze a diverse mix of samples such as Grain, Forage, Ration, Oil seeds and Supplements, and Food such as Dairy products, Meat & Fish products, Bread and Water samples.

We pride ourselves on maintaining a turn around time of 3 – 5 working days for routine analysis. Upon completion, results will be available online and sent by fax or email. An original of the Laboratory Analysis Reports will follow by mail if requested.

It is the goal of Central Testing Laboratory to be the recognized leader for providing analytical testing excellence for beverage, food, feed & grain products. Our staff is dedicated to developing and providing quality analytical procedures. Each staff member at CTL takes great pride in providing accurate results that our clients can use with confidence to ensure safe food and animal feed products.

Our Core Values:

  • Delivering value and satisfaction to our customers
  • Continuous improvement to achieve efficiency and accuracy
  • Maintaining safety, internal controls and employee involvement to reinforce standard operating procedures

Send us samples today!

Sample Submission Form options:

  • Fill out a Submission Form On-Line.
  • Print out a blank Submission Form. 
  • Print out a blank Submission Form (water only). 

For pricing info, please refer to our pricing page.