What a 30% rise in coupling-reagent prices does to a 15 mg vial
Follow the resin, not the catalogue.
The Supply Chain
Page 6 of 67 of this archive, newest first.
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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.
The certificate says 2026. The vial in your hand does not say anything.
What happens to traceability when bulk material is subdivided, repackaged and relabelled two or three times before sale.
GL Biochem declines, for the 8th time, to name its synthesis house
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
Sweden health authority warns on falsified exenatide pens
Reported from the analysis, not from a warning notice.
What changed at TFC 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.
Guangzhou export categories for peptide intermediates were quietly renamed
Follow the resin, not the catalogue.
The submitted sample: the weakest link in the whole system
Every third-party report in this market describes a sample somebody chose to send. That choice is outside the laboratory’s control and outside its records.
Japan health authority warns on falsified liraglutide pens
Reported from the analysis, not from a warning notice.
Nantong export categories for peptide intermediates were quietly renamed
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.
A supplier suspends shipping to Italy after 15 consecutive customs detentions
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.
QYB 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.
What PeptideMeter is able to certify about a sealed vial, and what it is not
Every certificate circulating in this market answers a question about molecules. Almost none answers a question about organisms, pyrogens, or the integrity of the seal.
From vial to bench: what is recorded and what is assumed
A result on one vial generalises to a batch only if the vial was drawn in a way that makes it representative — and nobody records how it was drawn.
What a 7% rise in coupling-reagent prices does to a 10 mg vial
Follow the resin, not the catalogue.
What changed at TFC in March, and what the company will not say about 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.