Sterility testing: difference between revisions
Diff·revision 3 → 4·02:34, 23 Oct 2024
Difference between revision 3 and revision 4 of Sterility testing. 2 lines changed; the page grew by 318 bytes.
| Revision 3 — 14:08, 4 Oct 2024 AnalyticalAnnie (talk) add the plate-count expression and define its terms 1,908 bytes ±0 | Revision 4 — 02:34, 23 Oct 2024 CategoryBot (talk) bot: repair redlinked category 2,226 bytes +318 | ||
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| 16 | Two media are used in parallel: a soybean–casein digest medium incubated at 20–25 °C for fungi and aerobic organisms, and a fluid thioglycollate medium at 30–35 °C for anaerobes and aerobes. Incubation is for not less than fourteen days, which is why a sterility result is never available quickly. | 16 | Two media are used in parallel: a soybean–casein digest medium incubated at 20–25 °C for fungi and aerobic organisms, and a fluid thioglycollate medium at 30–35 °C for anaerobes and aerobes. Incubation is for not less than fourteen days, which is why a sterility result is never available quickly. |
| 17 | 17 | ||
| + | 18 | Method suitability must be demonstrated before the test means anything. The sample must be shown not to inhibit growth of specified challenge organisms in the media used; a sample with antimicrobial activity that has not been neutralised will pass the test by suppressing the growth it is meant to reveal.{{r|usp71}} | |
| + | 19 | ||
| 18 | == References == | 20 | == References == |
| 19 | {{reflist}} | 21 | {{reflist}} |