What changed at MKM in April, and what the company says prompted it
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
API sourcing
Page 21 of 23 of this archive, newest first.
BCH names the synthesis and fill sites behind its catalogue
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
What a 29% rise in coupling-reagent prices does to a 2 mg vial
Follow the resin, not the catalogue.
MKM names the synthesis and fill sites behind its catalogue
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
What a 12% rise in coupling-reagent prices does to a 20 mg vial
Follow the resin, not the catalogue.
Shanghai export categories for peptide intermediates were quietly renamed
Follow the resin, not the catalogue.
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.
What a 27% rise in coupling-reagent prices does to a 15 mg vial
Follow the resin, not the catalogue.
Twelve things a real certificate has, and what their absence means
The header identifies the batch, the table records the tests, and the footer says who is answerable. Two of the three are usually incomplete.
What a 33% rise in coupling-reagent prices does to a 20 mg vial
Follow the resin, not the catalogue.
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 says prompted it
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
MKM names the synthesis and fill sites behind its catalogue
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 says prompted 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.
Reading a certificate as a document rather than as a score
The purity figure is the least informative line on a well-constructed certificate and the only line most buyers read.
When a template becomes a misrepresentation
A blank certificate with the numbers left editable is an ordinary internal document. Its circulation as a finished record is the problem.
BCH names the synthesis and fill sites behind its catalogue
Documentation practice is the only part of vendor quality a buyer can assess before purchase.
The batch number is the only thing connecting the page to the vial
What happens to traceability when bulk material is subdivided, repackaged and relabelled two or three times before sale.
QSC names the synthesis and fill sites behind its catalogue
Documentation practice is the only part of vendor quality a buyer can assess before purchase.