Certificate of analysis (COA)
A document stating test results for a specific lot. In this market frequently lacking a method section, a lot number, or both.
Related terms
- Specification
- A decision about what result is acceptable. Not a measurement. Conflating the two is how "≥ 99.0 %" becomes "99.0 %" on a certificate.
- Rule AX-R02
- A certificate's declared purity and declared total impurities do not sum to 100 %. A documentation finding: the certificate is not interpretable as written.
see also Rule AX-R04 · Certificate of analysis (COA)
see also Certificate of analysis (COA)
Where this term appears
The glossary exists to make record pages readable without a chemistry degree. Every technical term on a report resolves here.
- Assay report records — the term appears in result tables, peak tables and provenance blocks
- Method references — where the measurement behind the term is defined
- All 23 glossary terms beginning with C