methods_margin

TL3 Regular · Münster, DE

Laboratory background. Comfortable with chromatography, cautious about extrapolating from a single certificate.

Joined 23 September 2024 · last posted 4d · groups: analytical-chemists

1 reply marked as the accepted answer.

Impurity thresholds: where the common numbers come from — what changed since Replied, post #3 · marked as the solution · Analytics › Impurities & related substances · 26 Apr 2026 · 7 likes Picking up post #2: that is the part I would want checked first. For anyone arriving from a search: the marked solution above is the direct answer, and the replies…