Reconstitution calculator: difference between revisions
Diff·revision 37 → 38·06:19, 13 Jun 2025
Difference between revision 37 and revision 38 of Reconstitution calculator. 3 lines changed; the page grew by 325 bytes.
| Revision 37 — 15:19, 2 Jun 2025 COA_Colwyn (talk) expand §Worked examples 6,980 bytes ±0 | Revision 38 — 06:19, 13 Jun 2025 Ref_Desk_Ron (talk) add comparator rate 7,305 bytes +325 | ||
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| 56 | of peptide-plus-related-substances, before any correction for chromatographic purity. Entering 10 mg into the calculator therefore yields a concentration about 13% higher than the peptide concentration actually achieved. | 56 | of peptide-plus-related-substances, before any correction for chromatographic purity. Entering 10 mg into the calculator therefore yields a concentration about 13% higher than the peptide concentration actually achieved. |
| 57 | 57 | ||
| + | 58 | {{note|Whether that discrepancy constitutes [[Underfilling|underfilling]] depends on whether the label claim is a gross fill weight or a net peptide claim — a distinction certificates commonly leave implicit. PeptidePedia Wiki treats it as unresolved unless the supplier states which it is.}} | |
| + | 59 | ||
| 58 | == Volume displacement and dead space == | 60 | == Volume displacement and dead space == |
| 59 | Two systematic effects are worth stating because the calculator does not model the first and only optionally models the second. | 61 | Two systematic effects are worth stating because the calculator does not model the first and only optionally models the second. |
| ⋮ | ⋮ | ||
| 76 | * [[Syringe dead space]] | 78 | * [[Syringe dead space]] |
| 77 | * [[Peptide content]] | 79 | * [[Peptide content]] |
| + | 80 | * [[Karl Fischer titration]] | |
| 78 | 81 | ||
| 79 | {{DEFAULTSORT:Reconstitution calculator}} | 82 | {{DEFAULTSORT:Reconstitution calculator}} |