Interested in Proficiency Testing with AptiLab?​

AptiLab offers IR and microbiological ISO 17025 proficiency testing in a quick and convenient way.

With over 25 years of experience as a reference laboratory, and currently being the only provider of raw milk standards in Canada, our reference labs are equipped with state-of-the-art technology alongside a team of highly skilled technicians.

Contact us today!

To enroll in AptiLab proficiency testing services for 2023, confirmation must be received by our service team no later than November 30th, 2022.

Fast and Favourable Options

Our lab team recognises the unique challenges that come with maintaining ISO/IEC 17025 accreditation, and we’re here to help you renew yours as efficiently as possible. AptiLab testing kits are available for a wide variety of milk products and compositions, as well as for microbiological proficiency testing.

With AptiLab, the testing process is simplified:


Order as few or as many test kits as you need for your lab. Advance order for the whole year ensures that your accreditation renewal process is streamlined.


Once you receive your test kits, report your findings via ProLab HUB back to the AptiLab team.


Our team reports back with the outcome, and ProLab HUB ensures you can view and download your results at your convenience.

Keep your lab process running smooth and safe with our customizable proficiency testing kit options, available as early as January 2023.

Our Services

AptiLab offers Proficiency Testing kits for multiple milk-based products, including raw milk composition, homogenized milk, cream, cheese, and raw milk quality.

Below you will find a complete list of our services and their scope: 


• Fat
• True Protein
• Lactose
• Total Solids
• Urea
• Fatty Acids
• Free Fatty Acids
• Beta Hydroxybutyrate (BHB)


• Fat
• Crude Protein
• Lactose
• Total Solids


• Fat
• Crude Protein
• Total Solids


• Fat
• Crude Protein
• Humidity


• Bacteria*
• Freeze Point
• Cell Count
• Antibiotics

* Total Bacteria

For more information on any of our Proficiency Testing kits, please consult our reference document or contact the AptiLab team.

Shipping Schedule

Our proficiency testing kits are organized every other month. Raw milk composition test kits are provided starting in January of the testing year, and all other test kits begin in February.


January 10th, 2023
March 14th, 2023
May 9th, 2023
July 11th, 2023
September 12th, 2023
November 14th, 2023


February 13th, 2023
April 10th, 2023
June 12th, 2023
August 14th, 2023
October 9th, 2023
December 11th, 2023

To place an order for the 2023 year, we must receive your request before November 30th, 2022.

Full instructions for request submission can be found in the Subscription Guidelines section.

Once your test kit of choice is selected, you must participate in all six dates identified in our calendar for the 2023 year in order to be eligible for ISO 17025 accreditation or renewal.

The Highest Standard of Excellence​

Audited by the Standards Council of Canada for the ISO/IEC 17043 international standards for proficiency testing providers, as well as to the ISO/IEC 17025 , we are qualified to provide the highest standard of excellence in all of our services.

Invest in your lab’s excellence with AptiLab today.