Research boundaries
Reading “research use only” without reading too much into it
Understand the scope of FDA RUO guidance and distinguish an intended-use label from evidence about a research material.
Pro Pep Source Editorial
Research & Lab Literacy
Read source-linked articles about analytical methods, research documentation, chemical identifiers, and measurement literacy.
Documentation
A certificate of analysis is a document to read, not a badge
A practical guide to sample identity, methods, units, dates, and limitations when reading a certificate of analysis.
Pro Pep Source Editorial
Analytical methods
Why a chromatographic peak percentage needs a denominator
Learn to ask what chromatographic area percentages represent, how integration affects interpretation, and what evidence is still needed.
Pro Pep Source Editorial
Analytical methods
Mass spectrometry: turning an identity claim into answerable questions
Read mass-spectrometry identity evidence with attention to the assigned signal, chemical representation, and supporting records.
Pro Pep Source Editorial
Chemical literacy
Using PubChem identifiers to make research notes easier to reproduce
Build clear reference notes with PubChem CIDs, structure identifiers, source links, and an explicit distinction between database and sample data.
Pro Pep Source Editorial
Measurement literacy
Accuracy, precision, and uncertainty answer different questions
Separate repeated-result consistency, agreement with a reference, and uncertainty when reviewing laboratory measurements.
Pro Pep Source Editorial
Measurement literacy
What a reference-material certificate can—and cannot—tell you
Read reference-material documentation by property, intended use, validity, and the traceability claim attached to a measurement.
Pro Pep Source Editorial
Analytical methods
Before the instrument run: defining the analytical question
Use the principles of ICH Q14 to write a clearer analytical objective and document method-development decisions.
Pro Pep Source Editorial
Measurement literacy
“Not detected” is a result that still needs context
Read detection and quantitation statements alongside their method limits, reporting conventions, and sample context.
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Documentation
A stability question starts with the sample’s history
Organize storage history, sampling events, analytical records, and limitations without inventing a shelf life or stability result.
Pro Pep Source Editorial