With WSLH Proficiency Testing, you receive reliable, affordable, and easy-to-use laboratory proficiency testing products with rapid access to results. Connect with our team of technical experts to request a free, no-obligation quote.

WSLH PT, providing a solid foundation for clinical laboratory improvement since 1966
Approved by CMS, and accepted by CAP, COLA, & The Joint Commission

Reliable, Affordable, & Easy-To-Use Proficiency Testing Programs

Expert Guidance: One-on-one consultations with dedicated Medical Technologists.
Order Flexibility: Low-cost replacement, off-cycle, and evaluation samples.
Staff Efficiency: Staggered shipments designed to reduce lab workload.
Fast Reporting: Industry-leading 14-day average turnaround on evaluations.
Digital Tools: Instant access to clinical proficiency testing worksheets and instructions.