Third-party testing: difference between revisions
Diff·revision 2 → 3·19:48, 3 Jul 2024
Difference between revision 2 and revision 3 of Third-party testing. 5 lines changed; the page grew by 467 bytes.
| Revision 2 — 03:10, 3 Jul 2024 GradientGus (talk) convert a hard-coded date to the house format 1,439 bytes ±0 | Revision 3 — 19:48, 3 Jul 2024 PrepHPLC_Pia (talk) space between number and unit per PP:MOS 1,906 bytes +467 | ||
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| 10 | The distinction matters because the incentive structure differs. A supplier commissioning analysis of its own material controls which sample is submitted, whether an unfavourable result is published, and how the result is described. A purchaser commissioning analysis of material already received controls none of those things but is testing a sample of unknown representativeness.{{r|reports}} | 10 | The distinction matters because the incentive structure differs. A supplier commissioning analysis of its own material controls which sample is submitted, whether an unfavourable result is published, and how the result is described. A purchaser commissioning analysis of material already received controls none of those things but is testing a sample of unknown representativeness.{{r|reports}} |
| 11 | 11 | ||
| + | 12 | == What an independent report establishes == | |
| + | 13 | An independent report establishes, at most, the properties of the material that reached the laboratory. Whether those properties can be extended to the lot the material came from depends on how the sample was drawn, and whether they can be extended to the supplier depends on how many lots have been examined and over what period.{{r|usp1503}} | |
| + | 14 | ||
| + | 15 | Three separate questions are involved and are routinely collapsed into one. | |
| + | 16 | ||
| 12 | == References == | 17 | == References == |
| 13 | {{reflist}} | 18 | {{reflist}} |