What a 14% rise in coupling-reagent prices does to a 20 mg vial
Follow the resin, not the catalogue.
The Supply Chain in 2025
Page 16 of 27 of this archive, newest first.
Why summer is a documented quality problem in this trade
The route did not close because of a rule about peptides.
Reading a certificate as a document rather than as a score
The header identifies the batch, the table records the tests, and the footer says who is answerable. Two of the three are usually incomplete.
GL Biochem declines, for the 17th time, to name its synthesis house
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
What a 26% rise in coupling-reagent prices does to a 20 mg vial
Follow the resin, not the catalogue.
GGPeps declines, for the 15th time, to name its synthesis house
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
What changed at FGP in June, and what the company will not say about it
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
Why summer is a documented quality problem in this trade
The route did not close because of a rule about peptides.
FGP 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.
Holograms, QR codes and other things that are not verification
Reported from the analysis, not from a warning notice.
What changed at KP in May, and what the company will not say about it
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
Why summer is a documented quality problem in this trade
The route did not close because of a rule about peptides.
Hangzhou export categories for peptide intermediates were quietly renamed
Follow the resin, not the catalogue.
A supplier suspends shipping to Norway after 8 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.
What a 15% rise in coupling-reagent prices does to a 30 mg vial
Follow the resin, not the catalogue.
Check the vial, not the box
What happens to traceability when bulk material is subdivided, repackaged and relabelled two or three times before sale.
Xi'an export categories for peptide intermediates were quietly renamed
Follow the resin, not the catalogue.
Shenzhen export categories for peptide intermediates were quietly renamed
Follow the resin, not the catalogue.
A supplier suspends shipping to Sweden after 14 consecutive customs detentions
The route did not close because of a rule about peptides.