WXT declines, for the 23rd time, to name its synthesis house
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
The Supply Chain in 2025
Page 12 of 27 of this archive, newest first.
Brazil health authority warns on falsified exenatide pens
Reported from the analysis, not from a warning notice.
Who chose the vial that was tested?
What a laboratory can and cannot know about the provenance, storage history and representativeness of what lands on its bench.
A document, not a test: what a certificate actually is
Nothing on this page is difficult. It is simply unfamiliar, and unfamiliarity is what makes a weak certificate look like a strong one.
Holograms, QR codes and other things that are not verification
Reported from the analysis, not from a warning notice.
What a 35% rise in coupling-reagent prices does to a 30 mg vial
Follow the resin, not the catalogue.
A supplier suspends shipping to Argentina after 6 consecutive customs detentions
The route did not close because of a rule about peptides.
Why summer is a documented quality problem in this trade
The route did not close because of a rule about peptides.
We asked four laboratories for a sterility test. Here is what came back.
A compendial sterility test takes fourteen days of incubation and consumes the containers tested. That timescale is incompatible with the business model that made…
The certificate says 2025. The vial in your hand does not say anything.
The interval between manufacture and analysis is the most under-read figure on the page, and the one most likely to matter by the time a vial is opened.
Why summer is a documented quality problem in this trade
The route did not close because of a rule about peptides.
Why summer is a documented quality problem in this trade
The route did not close because of a rule about peptides.
ERP declines, for the 22nd time, to name its synthesis house
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
A supplier suspends shipping to the Netherlands after 19 consecutive customs detentions
The route did not close because of a rule about peptides.
Why summer is a documented quality problem in this trade
The route did not close because of a rule about peptides.
What a 20% rise in coupling-reagent prices does to a 20 mg vial
Follow the resin, not the catalogue.
Holograms, QR codes and other things that are not verification
Reported from the analysis, not from a warning notice.
Custody, condition and the temperature nobody logged
What a laboratory can and cannot know about the provenance, storage history and representativeness of what lands on its bench.
Why summer is a documented quality problem in this trade
The route did not close because of a rule about peptides.
A supplier suspends shipping to Singapore after 11 consecutive customs detentions
The route did not close because of a rule about peptides.