As part of a national public health lab, your lab is our mission
Connect with our dedicated team today
As part of a national public health lab, your lab is our mission
WSLH PT is the trusted name in clinical proficiency testing since 1966
Reliable, Affordable, & Easy-To-Use Proficiency Testing
Provider-centered customer service
Your standard in technical expertise
Replacement samples, off-schedule samples,
& evaluation samples always at low cost
Staggered shipments ease
the burden on your lab staff
14-day average turnaround
time on evaluation reports
Easy access to submission reports,
worksheets, instructions, and more
Stay Informed. Stay Connected
WSLH PT Highlights
Upcoming Conferences
Visit us in the Exhibit Hall | View Schedule
SARS-CoV-2 PT Products
PT Data Upload Feature
Automate quantitative data entry | Learn More
New Customizable Shipping Schedule
Keep track of shipping & due dates | Download
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