Verifying correct pH, agar depth, color, and moisture levels.
: Covers requirements for sterility, physical appearance, and growth recovery.
Are you looking to verify if a (e.g., Blood Agar, MacConkey) is exempt?
Do you primarily prepare media or purchase commercially prepared plates? clsi m22a3 pdf
I can provide the exact exemption list or QC procedures you need.
Signs that the media was exposed to freezing temperatures during shipping. 2. Documentation Review
To better understand how this applies to your facility, let me know: Verifying correct pH, agar depth, color, and moisture levels
Interpretive criteria and breakpoints
CLSI M22-A3 document, titled "Quality Control for Commercially Prepared Microbiological Culture Media; Approved Standard—Third Edition,"
The primary goal of the document is to streamline the quality control process. It does this by identifying which types of media are highly stable and failure-resistant, allowing laboratories to reduce redundant testing. The Manufacturer vs. Laboratory Responsibility Split Do you primarily prepare media or purchase commercially
: Requirements for physical inspection and remedial actions for deficiencies.
Many hospital networks, university libraries, and reference laboratories maintain a site-wide subscription to the CLSI eCLIPSE database, granting all staff members access to the current PDFs. Conclusion
What are you currently tracking or troubleshooting?
Understanding CLSI M22-A3: The Standard for Quality Control of Microbiological Culture Media