The submitted sample: the weakest link in the whole system
The condition on arrival is recorded by some services and not others, and it is one of the more informative lines in a report.
The Supply Chain
Page 58 of 67 of this archive, newest first.
Page 58
Hangzhou export categories for peptide intermediates were quietly renamed
Follow the resin, not the catalogue.
SGN declines, for the 16th time, to name its synthesis house
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
What a 21% rise in coupling-reagent prices does to a 5 mg vial
Follow the resin, not the catalogue.
Japan health authority warns on falsified dulaglutide pens
Reported from the analysis, not from a warning notice.
Why summer is a documented quality problem in this trade
The route did not close because of a rule about peptides.
What a 39% rise in coupling-reagent prices does to a 2 mg vial
Follow the resin, not the catalogue.
What changed at WWB in April, and what the company will not say about it
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
Blind duplicates: what happens when a laboratory does not know it is being watched
Duplicate submissions under different names test within-laboratory repeatability, which is a different quantity from between-laboratory reproducibility.
Why summer is a documented quality problem in this trade
The route did not close because of a rule about peptides.
Holograms, QR codes and other things that are not verification
Reported from the analysis, not from a warning notice.
What a 40% rise in coupling-reagent prices does to a 2 mg vial
Follow the resin, not the catalogue.
Why summer is a documented quality problem in this trade
The route did not close because of a rule about peptides.
Holograms, QR codes and other things that are not verification
Reported from the analysis, not from a warning notice.
A supplier suspends shipping to Spain after 6 consecutive customs detentions
The route did not close because of a rule about peptides.
New Zealand health authority warns on falsified semaglutide pens
Reported from the analysis, not from a warning notice.
What changed at KP in April, and what the company will not say about it
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
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.
Retest date, expiry date, and the two conventions being confused
A document is only as good as the chain that connects it to the material, and most chains here are two or three links longer than the paperwork admits.
Denmark health authority warns on falsified semaglutide pens
Reported from the analysis, not from a warning notice.