[Meta] proposal — a flair for COA posts
Something I noticed reading old threads that I have not seen said out loud. The advice on certificate of analysis in this community changed substantially around the start of last year, and nobody went back and updated the older posts. So depending on which thread the search engine hands you, you get two contradictory…
Retitled to remove editorialising. Put the evidence in the body.
the related substances line is where the story is
the related substances line is where the story is
Counter-anecdote: opposite result, same dose. Which mostly tells us the variance is huge.
Edit to your parent would help — the concentration you quoted assumes one scenario and you have written another above it.
post the whole document, not the headline number
I am going to push back on this slightly.
no "is this good?" without saying what the compound and claimed purity are
The chromatogram trace is where the real information lives. The summary number is just a headline.
Yeah, 96.8% area is not the problem, the missing impurity breakdown is the problem.
the counterion is part of the mass you paid for
Yeah, 96.8% area is not the problem, the missing impurity breakdown is the problem.