Janoshik Analytical: difference between revisions
Diff·revision 12 → 13·18:33, 13 Jan 2025
Difference between revision 12 and revision 13 of Janoshik Analytical. 3 lines changed; the page grew by 388 bytes.
| Revision 12 — 16:43, 16 Dec 2024 PurityClaimPia (talk) clarify that a QR code on a certificate proves issuance, not content 3,738 bytes +100 | Revision 13 — 18:33, 13 Jan 2025 AnalyticalAnnie (talk) clarify that a certificate is a claim by its issuer 4,126 bytes +388 | ||
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| 27 | Submissions reaching this wiki are self-selected in two ways: purchasers who commission testing are not a random sample of purchasers, and results that are submitted are not a random sample of results obtained. Both effects are expected to bias a tally in a favourable direction, and the community tally on this wiki is annotated accordingly. | 27 | Submissions reaching this wiki are self-selected in two ways: purchasers who commission testing are not a random sample of purchasers, and results that are submitted are not a random sample of results obtained. Both effects are expected to bias a tally in a favourable direction, and the community tally on this wiki is annotated accordingly. |
| 28 | 28 | ||
| + | 29 | Where a submitted report and a supplier's [[Certificate of analysis|certificate]] cover the same lot, agreement between them establishes that two measurements agreed. It does not establish that the sample represented the lot, and it is not a substitute for [[Blind sampling|blind sampling]] with a documented [[Chain of custody|chain of custody]].{{r|usp1503}} | |
| + | 30 | ||
| 29 | == References == | 31 | == References == |
| 30 | {{reflist}} | 32 | {{reflist}} |
| ⋮ | ⋮ | ||
| 38 | * [[PeptideMeter]] | 40 | * [[PeptideMeter]] |
| 39 | * [[VendorInvestigate]] | 41 | * [[VendorInvestigate]] |
| + | 42 | * [[Area percent purity]] | |
| 40 | 43 | ||
| 41 | {{DEFAULTSORT:Janoshik Analytical}} | 44 | {{DEFAULTSORT:Janoshik Analytical}} |