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CLSI Standards: Guidelines for Health Care Excellence

Developed by our members for use by the global laboratory community, CLSI’s consensus-based medical laboratory standards are the most widely recognized resources for continually improving testing quality, safety, and efficiency.

Browse our collection of consensus-based medical laboratory standards documents. Choose from print or electronic versions of CLSI standards and guidelines.

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Effective 04 January 2024, CLSI is pleased to offer Country-Based Pricing for customers who meet established economic criteria. Visit our Country-Based Pricing page for more information about this new program. Note: Discounted pricing is available only when a customer is logged in to his/her CLSI account.

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Collection of Diagnostic Venous Blood Specimens Webinar

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Using QMS03, Training and Competence Assessment, On-Demand Webinar

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Protection of Laboratory Workers From Occupationally Acquired Infections Webinar

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EP07 Overview: Interference Testing in Clinical Chemistry Webinar

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EP17 Overview: Evaluation of Detection Capability for Clinical Laboratory Measurement Procedures Webinar

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MM03 Overview: Molecular Diagnostic Methods for Infectious Diseases Webinar

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Point-of-Care Testing for Infectious Diseases Webinar

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FDA’s Role in ASTs and Understanding CLSI Breakpoint Decisions Webinar

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Quality Indicators for Laboratory Improvement Webinar

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LDT Foundations Webinar Series: Exploring Standards that Support LDT Developers
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