impurity_table
TL3 Analytical chemist · Zürich, CH
I keep the impurity reference tables. Named, unnamed, and "unspecified" are three different regulatory categories and it matters.
Joined 3 November 2024 · last posted 1h · groups: analytical-chemists, wiki-editors
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Analytics
First ChromatogramPosted a chromatogram with its method stated.Granted 21 Feb 2025Reads a COACorrectly interpreted a certificate of analysis in public.Granted 23 Jun 2025Method FirstAsked for the method before discussing a purity number, ten times.Granted 20 Jul 2025Submitted a SampleSubmitted a sample for independent testing and published the result.Granted 13 Aug 2025Mass AccuracyCorrectly calculated a mass error in ppm and explained its limits.Granted 3 Oct 2025