South Africa health authority warns on falsified dulaglutide pens
Reported from the analysis, not from a warning notice.
Purity
Page 17 of 51 of this archive, newest first.
What a laboratory knows about the material it receives
Chain of custody, in a regulated setting, begins at sampling. Here it begins when the package arrives.
What changed at WWB in September, and what the company says prompted it
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
Bacteriostatic water, sterile water, and the 0.9 per cent that makes the difference
An in-use period is established by a dedicated study on a specific formulation in a specific container at a specific concentration. Borrowing one from a marketed product is…
WXT names the synthesis and fill sites behind its catalogue
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
The Netherlands health authority warns on falsified liraglutide pens
Reported from the analysis, not from a warning notice.
Holograms, QR codes and other things that are not verification
Reported from the analysis, not from a warning notice.
The cake tells you something, and it is not purity
Multiple-dose vials are designed for a defined number of punctures. Nobody counts, and the elastomer does not care whether anybody counts.
What changed at CPC in September, and what the company says prompted it
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
What Medutest would need in order to certify sterility, and why it does not
A compendial sterility test takes fourteen days of incubation and consumes the containers tested. That timescale is incompatible with the business model that made…
Independent analysis puts a TFC cagrilintide lot at 95.9%, against 95.2% on the certificate
A reminder that a purity figure is the output of a method, and that methods differ.
What column temperature does to selectivity
We set out the parameters a method disclosure would contain, all of which are known to whoever ran the sample and none of which is commercially sensitive.
Three services, one lot, and a spread of two and a half points
Two years ago we ran an anonymised version of this comparison and promised a named one. This is it, with every method printed in full.
Janoshik result on a Hangzhou retatrutide lot lands 0.8 points above the supplier’s stated figure
The supplier confirmed the determination and supplied the method behind its own figure inside a week.
What changed at ERP in September, and what the company says prompted it
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
SWB names the synthesis and fill sites behind its catalogue
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
Independent analysis puts a SWB dulaglutide lot at 98.6%, against 96.9% on the certificate
The result is unremarkable. What the report states alongside it is not.
Aggregation: the impurity your chromatogram dissolved before it looked
We describe each pathway in enough chemical detail to explain why it is invisible to the method the trade uses, because that is the part which has practical consequences.
Holograms, QR codes and other things that are not verification
Reported from the analysis, not from a warning notice.
Holograms, QR codes and other things that are not verification
Reported from the analysis, not from a warning notice.