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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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Red Blood Cell Diagnostic Testing Using Flow Cytometry, 2nd Edition

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Performance of Single Cell Immune Response Assays, 2nd Edition

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Fluorescence In Situ Hybridization Methods for Clinical Laboratories, 2nd Edition

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Design of Molecular Proficiency Testing/External Quality Assessment, 2nd Edition

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In vitro diagnostic test systems — Requirements for blood-glucose monitoring systems for self-testing in managing diabetes mellitus
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Newborn Blood Spot Screening for Severe Combined Immunodeficiency by Measurement of T-cell Receptor Excision Circles, 1st Edition

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In vitro diagnostic medical devices — Information supplied by the manufacturer with in vitro diagnostic reagents for staining in biology
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Point-of-Care Blood Glucose Testing in Acute and Chronic Care Facilities, 3rd Edition

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Quality Management System: Leadership and Management Roles and Responsibilities, 1st Edition

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Quality Management for Molecular Genetic Testing, 1st Edition

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