Holograms, QR codes and other things that are not verification
Reported from the analysis, not from a warning notice.
The Supply Chain
Page 46 of 67 of this archive, newest first.
Page 46
A supplier suspends shipping to Argentina after 11 consecutive customs detentions
The route did not close because of a rule about peptides.
What changed at SGN in October, and what the company will not say about it
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
What a split-sample exercise can establish, and what it cannot
Duplicate submissions under different names test within-laboratory repeatability, which is a different quantity from between-laboratory reproducibility.
What changed at SGN in October, and what the company will not say about it
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
FGP declines, for the 11th time, to name its synthesis house
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
A supplier suspends shipping to Spain after 10 consecutive customs detentions
The route did not close because of a rule about peptides.
CPC declines, for the 23rd time, to name its synthesis house
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
What the four services actually offer, test by test
Endotoxin is the more tractable of the two questions, and a kinetic chromogenic determination is neither slow nor exotic. It is simply not on the menu.
What changed at CPC in October, 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 Nigeria after 14 consecutive customs detentions
The route did not close because of a rule about peptides.
SSA 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.
A supplier suspends shipping to Poland after 14 consecutive customs detentions
The route did not close because of a rule about peptides.
What a 20% rise in coupling-reagent prices does to a 5 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.
Guangzhou export categories for peptide intermediates were quietly renamed
Follow the resin, not the catalogue.
What changed at BCH in September, and what the company will not say about it
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
What changed at HJ in September, and what the company will not say about it
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
Reproducibility, measured rather than assumed
The Journal submitted split samples from single lots to three assay services, under names unconnected to this publication, and published each method alongside each result.
Why summer is a documented quality problem in this trade
The route did not close because of a rule about peptides.