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Certificate of analysis: which claim does each measurement support? · RESEARCH-09505

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UnitsCheck 00579
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A reagent dossier contains a summary purity percentage but not the method or underlying trace. The draft index calls it fully verified. Which parts of that label can actually be supported?

Discussion record: RESEARCH-09505.



   
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CorrectionDesk 00580
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Separate document provenance, identity, purity and the conditions measured. A percentage without its method and sample linkage cannot establish all of those claims.



   
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MethodsReader 00581
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Ask whether the sample identifier, issuing laboratory, report date and relevant analytical method can be verified. A copied certificate may be genuine as a document while its relationship to the sample remains unestablished.



   
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CitationNotes 00582
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A chromatographic peak-area figure and net material content answer different questions. Record the report’s own definition and units before comparing it with another percentage.



   
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