About WSLH Proficiency Testing
WSLH Proficiency Testing has been provided a solid foundation for quality laboratory improvement since 1966. We are your PT provider, backed by a national public health laboratory and a Big Ten university. With WSLH PT, you receive reliable, affordable, and easy-to-use proficiency testing products. You get the technical expertise and results that you need, when you need it.
Why choose WSLH PT as your PT provider? Download this one-page handout to share with your lab staff.
Your Lab, Our Mission
In 1966, WSLH Proficiency Testing was developed by the Wisconsin State Laboratory of Hygiene to create proficiency testing programs that improve laboratory quality. Today, we provide proficiency testing services across the United States and around the world, direct from our headquarters in Madison, Wisconsin.
WSLH Proficiency Testing is your PT provider, backed by a national public health laboratory and a Big Ten university, the University of Wisconsin-Madison.
Some of our features
Get the whirlwind tour
Watch the video to learn more about what you can expect from WSLH PT, including PT Central, customer service and shipping, as well as other services. This video may also be used as a training introduction video for your clinical lab staff.
To view more training videos, please visit our Video Tutorial Library.
What Our Customers Are Saying
How can we best serve your facility? We want to know! Contact WSLH PT Customer Service at (800) 462-5261 or at email@example.com.