Documentation
Identity and Purity Answer Different Research Questions
Learn why an identity result and a purity result need separate interpretations when reviewing non-clinical research documents.
FIT CLUB ELITE
Research Notes
Clear guides to research papers, certificates of analysis, and the documents behind a material.
The Reading Room
Research literacy
Peptide Sequences and Common Names: Build a Clear Identity Record
Compare sequence notation, terminal details, and common names without assuming that matching labels prove matching materials.
Procurement
Recording Receipt Documents Without Overstating What Arrived
Build a receipt record that separates package observations, attached documents, and unresolved discrepancies.
Source updates
NIST26: why the reference-library version belongs in an analytical record
A June 2026 NIST announcement is a useful reminder to record the reference-library edition behind an identification result.
Source updates
PubMed’s 2026 baseline: keep search terms and search dates together
NLM's January 2026 bulletin explains indexing changes that can matter when a literature search is repeated later.
Source updates
Crossref’s Retraction Watch update: check the current source, not an old bookmark
A May 2026 Crossref notice highlights why a literature-checking workflow should not rely on an obsolete experimental endpoint.
Documentation
How to Match a COA to the Lot and Labeled Strength
Check the connection between a research material, its lot, its package label, and the sample described in a certificate of analysis.
Research literacy
In Vitro, In Vivo, and Clinical: Read the Study Setting First
Learn to identify a study's setting and keep laboratory observations within the evidence actually reported.
Procurement
How to Write a Research Material Purchase Specification
Define material identity, pack quantity, required documents, and review conditions before requesting a research-material quote.
Sources first. Limits stated.
Our notes distinguish a published finding from a product claim, and a document example from a verified lot record.
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