Independent analysis puts a CPC orforglipron lot at 96.1%, against 94.6% on the certificate
The supplier confirmed the determination and supplied the method behind its own figure inside a week.
Purity
Page 43 of 51 of this archive, newest first.
What changed at SGN in June, and what the company says prompted it
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
Adsorption, and the dose that stayed on the glass
Bacteriostatic water contains benzyl alcohol at 0.9 per cent, which inhibits microbial growth in a preserved multiple-dose presentation. It does not sterilise a contaminated…
What “LC-MS: conforms” tells a reader, which is almost nothing
The regulated world states the method, the instrument, the convention and the tolerance. This market states a verdict.
The badge economy, and what it is actually certifying
Every step between the laboratory report and the product page removes information, and the badge is the last step.
What changed at SWB in June, and what the company says prompted it
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
Holograms, QR codes and other things that are not verification
Reported from the analysis, not from a warning notice.
Independent analysis puts a SGN liraglutide lot at 95.7%, against 93.4% on the certificate
The supplier confirmed the determination and supplied the method behind its own figure inside a week.
What “LC-MS: conforms” tells a reader, which is almost nothing
What the Journal asks for when it writes to a supplier about an identity claim, and how often it gets it.
South Korea health authority warns on falsified semaglutide pens
Reported from the analysis, not from a warning notice.
How a release document is put together in a regulated plant
The purity figure is the least informative line on a well-constructed certificate and the only line most buyers read.
PeptideMeter result on a Tianjin mazdutide lot lands 4.3 points above the supplier’s stated figure
The supplier confirmed the determination and supplied the method behind its own figure inside a week.
TFC names the synthesis and fill sites behind its catalogue
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
Who signed this, and what did they undertake by signing it
What the Journal asks when a document arrives unsigned, and what the answers have been.
A lyophilised peptide is not stable. It is slow.
We set out what the cycle does, in order, so that a reader can see which of its steps a rushed operation shortens first.
A tested vial is evidence about a vial
What a laboratory can and cannot know about the provenance, storage history and representativeness of what lands on its bench.
Holograms, QR codes and other things that are not verification
Reported from the analysis, not from a warning notice.
What we asked twenty suppliers about stability data
Storage instructions in this market are close to uniform and almost never accompanied by the study that would justify them. Uniformity is a sign of convention, not of…
The Netherlands health authority warns on falsified tirzepatide pens
Reported from the analysis, not from a warning notice.
The anatomy of the most reproduced page in this trade
The purity figure is the least informative line on a well-constructed certificate and the only line most buyers read.