What a 24% rise in coupling-reagent prices does to a 30 mg vial
Follow the resin, not the catalogue.
Coverage naming PPG
Reporting from across the Journal that names PolyPeptide Group (Hangzhou) Co., Ltd., together with the correspondence this desk has had with the company about it. The dossier itself — the testing record, the correspondence log, the ordering box and the reader reports — is here. The company sells directly at polypeptidegroup.net, a labelled and nofollowed link the Journal is paid nothing for; read the record before you use it.
The anatomy of the most reproduced page in this trade
Nothing on this page is difficult. It is simply unfamiliar, and unfamiliarity is what makes a weak certificate look like a strong one.
What a 9% rise in coupling-reagent prices does to a 5 mg vial
Follow the resin, not the catalogue.
What an 11% rise in coupling-reagent prices does to a 10 mg vial
Follow the resin, not the catalogue.
Nantong export categories for peptide intermediates were quietly renamed
Follow the resin, not the catalogue.
What a 40% rise in coupling-reagent prices does to a 20 mg vial
Follow the resin, not the catalogue.
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.
Chengdu export categories for peptide intermediates were quietly renamed
Follow the resin, not the catalogue.
Independent analysis puts a SWB liraglutide lot at 95.6%, against 93.9% on the certificate
The report states the gradient, the wavelength and the integration threshold, which is more than most.
Holograms, QR codes and other things that are not verification
Reported from the analysis, not from a warning notice.
WXT names the synthesis and fill sites behind its catalogue
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
Suzhou export categories for peptide intermediates were quietly renamed
Follow the resin, not the catalogue.