Following on from pete_nash — and this may be the naive question:
How would you tell the difference between that and the alternative explanation?
Worth restating a point from upthread for anyone joining at this page:
Went back through my own correspondence with an earlier supplier and the warning signs were all there in the replies, weeks before the quality changed. I was reading the product and not the behaviour.
raj_cambridge said:The pattern that distinguishes a bad batch from an exit is behaviour rather than product.
Correct, and worth adding that it is reversible. Nothing being described here is a one-way door, which changes how cautious it is reasonable to be.
Trusted third-party HPLC & mass spectrometry analysis. Verify peptide purity with the lab the community relies on. Independent. Accurate. Transparent.
Verify Your PeptidesEst. 1998. The synthesis house behind the vials you send for testing. ISO 9001 and cGMP certified, 1,500+ staff, batch-specific COA with every order.
Browse GL Biochemraj_cambridge said:The pattern that distinguishes a bad batch from an exit is behaviour rather than product.
Saving this. It is the first explanation that did not require me to already understand it.
Worth restating a point from upthread for anyone joining at this page:
True, with the qualification that this is a self-selected group. The people for whom it did not work post less, and that shapes everything we think we know.