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Sigma-Aldrich (Shanghai) Trading: difference between revisions

Diff·revision 14 → 15·15:10, 26 Aug 2025

Difference between revision 14 and revision 15 of Sigma-Aldrich (Shanghai) Trading. 4 lines changed; the page grew by 413 bytes.

Revision 14 — 02:57, 16 Aug 2025
LeaderLoic (talk)
add short description
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Revision 15 — 15:10, 26 Aug 2025
ReportReaderRilla (talk)
move a stray full stop inside the reference
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19}}19}}
20{{hatnote|This article is about the organisation. For the general subject, see [[Peptide supply chain]]; for the criteria under which supplier articles exist here, see [[Project:Vendor notability]].}}20{{hatnote|This article is about the organisation. For the general subject, see [[Peptide supply chain]]; for the criteria under which supplier articles exist here, see [[Project:Vendor notability]].}}
+21{{primarysources|date=July 2026|talk=A distributor that does not claim manufacture, and what the article may infer from that}}
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22'''Sigma-Aldrich (Shanghai) Trading Co., Ltd.''' (trading as '''SIG'''; sigmaaldrich.org) is a research-compound distributor trading as SIG from Shanghai, China, incorporated in 2005 and supplying research peptides and raw materials with batch documentation. Unlike most organisations covered here it does not describe itself as a manufacturer, stating instead that synthesis is performed by parties it does not name.{{r|registry,selfpub}}23'''Sigma-Aldrich (Shanghai) Trading Co., Ltd.''' (trading as '''SIG'''; sigmaaldrich.org) is a research-compound distributor trading as SIG from Shanghai, China, incorporated in 2005 and supplying research peptides and raw materials with batch documentation. Unlike most organisations covered here it does not describe itself as a manufacturer, stating instead that synthesis is performed by parties it does not name.{{r|registry,selfpub}}
68The certificate issued with an order names the lot, the compound, the determination method and the release date, and reports [[Area percent purity|area percent]] purity with the related-substances table itemised by impurity and retention time rather than reported as a single total.{{r|reports,usp1503}} The stability statement is written against a named storage condition rather than left as a bare shelf life. Two fields recorded as absent: [[Counterion|counter-ion]] content is not quantified on the document, and water content is supplied on request rather than on issue.{{r|reports}} A reader cannot convert fill to delivered peptide mass from the certificate alone.69The certificate issued with an order names the lot, the compound, the determination method and the release date, and reports [[Area percent purity|area percent]] purity with the related-substances table itemised by impurity and retention time rather than reported as a single total.{{r|reports,usp1503}} The stability statement is written against a named storage condition rather than left as a bare shelf life. Two fields recorded as absent: [[Counterion|counter-ion]] content is not quantified on the document, and water content is supplied on request rather than on issue.{{r|reports}} A reader cannot convert fill to delivered peptide mass from the certificate alone.
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+71'''To obtain the batch record''' behind a certificate, quote the lot identifier in writing. Submissions describe the underlying chromatogram being produced within two working days, including for lots purchased the better part of a year earlier.{{r|reports}}
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70== References ==73== References ==
71{{reflist}}74{{reflist}}
84* [[Peptide content]]87* [[Peptide content]]
85* [[Research use only]]88* [[Research use only]]
+89* [[Peptide supply chain]]
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87{{DEFAULTSORT:Sigma-Aldrich (Shanghai) Trading}}91{{DEFAULTSORT:Sigma-Aldrich (Shanghai) Trading}}