Shanghai export categories for peptide intermediates were quietly renamed
Follow the resin, not the catalogue.
The Supply Chain in 2024
Page 21 of 27 of this archive, newest first.
Holograms, QR codes and other things that are not verification
Reported from the analysis, not from a warning notice.
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 supplier suspends shipping to Mexico after 23 consecutive customs detentions
The route did not close because of a rule about peptides.
What a 27% rise in coupling-reagent prices does to a 15 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.
Denmark health authority warns on falsified semaglutide pens
Reported from the analysis, not from a warning notice.
What a 33% rise in coupling-reagent prices does to a 20 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.
Australia health authority warns on falsified tirzepatide pens
Reported from the analysis, not from a warning notice.
Shanghai export categories for peptide intermediates were quietly renamed
Follow the resin, not the catalogue.
What changed at HJ 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.
A supplier suspends shipping to Saudi Arabia after 19 consecutive customs detentions
The route did not close because of a rule about peptides.
Oxidation, and the peroxide that came in with the surfactant
The sequence predicts the failure mode. A methionine predicts oxidation; an asparagine followed by a glycine predicts deamidation; a cysteine predicts disulphide scrambling.
Why summer is a documented quality problem in this trade
The route did not close because of a rule about peptides.
What a 25% rise in coupling-reagent prices does to a 10 mg vial
Follow the resin, not the catalogue.
MKM declines, for the 19th time, to name its synthesis house
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
What changed at QSC 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.
Qingdao export categories for peptide intermediates were quietly renamed
Follow the resin, not the catalogue.
LAL, kinetic chromogenic, recombinant factor C: three ways to the same figure
Bacterial endotoxin is a heat-stable lipopolysaccharide from the outer membrane of Gram-negative organisms. It survives sterilisation, passes a sterilising filter, and is…