First published 10/3/2026, 7:00:15 PM · Last updated 10/3/2026, 7:00:15 PM

Determination of phenylpropanolamine in pharmaceutical preparations by second derivative spectrophotometry

A 2020 journal article from the Journal of Food and Drug Analysis and Taiwan FDA describing a spectrophotometric method to measure phenylpropanolamine in drug formulations. The record is a bibliographic description of a laboratory analytical method.

Illustrative image: Vintage laboratory glassware — LukaszKatlewa/Wikimedia Commons, CC BY 4.0

Categories: science-and-space, public-health

Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence: 6/10How certain the assessment is based on the clarity and evidence in the cited reporting.
Geographic reach: 2/10How widely the event reaches, from a local area (1) to worldwide impact (10).
Global importance: 3/10The event's broader significance, from limited importance (1) to major global importance (10).
Impact magnitude: 2/10The scale or severity of the real-world impact, from minor (1) to extreme (10).
Positivity: 6/10How harmful or beneficial the event is, from strongly harmful (1) to strongly positive (10).
Urgency: 1/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Why it matters

Documents a laboratory method for detecting a pharmaceutical compound used in drug analysis.

Sources

Determination of phenylpropanolamine in pharmaceutical preparations by second derivative spectrophotometryMetadata provided by Crossref. Usage terms

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