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c/researchpeptides·submitted 2 months ago by u/boots_or_bust

research peptides — 22 things I got wrong before I got it right

Labbranch of 6 comments

research peptides — 22 things I got wrong before I got it right. I have gone back and forth on this for months. Net peptide content accounts for counterion, water and residual solvent. On some of these compounds the gap between purity and net content is substantial and entirely honest. For any compound with a thin…

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6 comments, started 2 months ago
u/sofia_petrescu11 points·2 months ago

Purity methods differ by compound class. A gradient and wavelength developed for one peptide will not necessarily resolve the relevant impurities of another.

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u/canada_coverage4 points·2 months ago

if nobody has tested it here, that is a fact about us, not the compound

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u/runa_grimaldi-27 points·2 months ago

identity before purity, every time, for anything unusual

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u/controversial_only1 point·2 months ago

Has anyone here tested that compound at all?

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u/adaeze_brandt1 point·2 months ago

ask which lines are actually stocked rather than made to order

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u/batch_number_bertievetting1 point·2 months ago

Storage conditions came back specific rather than generic when I asked. That told me somebody had actually done stability work.

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