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Understanding CLSI M22-A3: Quality Control for Commercially Prepared Microbiological Culture Media
It clearly defines what quality control operations must be performed by the commercial manufacturer and what remains the responsibility of the end-user (the laboratory). clsi m22a3 pdf free
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Highly stable, high-volume media types (such as Sheep Blood Agar or MacConkey Agar) that have historically low failure rates. Laboratories do not need to perform full QC testing on every batch if the manufacturer provides a certificate of compliance.
For laboratories and professionals who need the complete standard, the safest and most responsible course of action is to from CLSI's authorized distributors. The standard is available in electronic PDF format, and it is recognized by both the FDA and international regulatory bodies, making the investment a necessity for ensuring laboratory quality and regulatory compliance. The standard is available in electronic PDF format,
while maintaining high diagnostic accuracy. Its key features include: The "Exempt" Media List
Laboratories must inspect shipments for defects (e.g., breakage, contamination) and maintain records.
: This technical manual includes lists of "CLSI exempt" media sourced directly from the M22-A3 standard.