Resources hub

Research documentation literacy hub

Learn → Check → Operate → Verify. A single path from COA literacy and supplier tools through storage and batch verification — research use only.

Path through documentation

Same literacy path as the homepage, with the full tool and article set for procurement and receiving teams.

1 · Learn
COA, HPLC, and purity literacy before you buy or receive.
2 · Check
Screen certificates and suppliers for documentation gaps.
3 · Operate
Receive, store, handle, and archive under your SOP.
4 · Verify
Look up lots when certificates exist; request procurement.

Full documentation funnel for research laboratories
Stage	Step	Role	Open
1 · Learn	How to read a Certificate of Analysis	Pillar · COA literacy	Open
	COA interpretation one-pager	Printable anatomy	Open
	How to read a laboratory analytical report	Report sections + checklist	Open
	HPLC testing explained	Peptide purity literacy	Open
	How to read an HPLC chromatogram	Interactive walkthrough	Open
	LC-MS identity testing explained	Identity vs purity	Open
	Purity versus identity	Companion explainer	Open
	Net peptide content vs purity	NPC literacy	Open
	Analytical glossary	COA · HPLC · LC-MS terms	Open
2 · Check	Fake COA red flags for labs	Weak-document checklist	Open
	Research material supplier checklist	Vendor evaluation	Open
	Supplier qualification guide	Lifecycle + scorecard	Open
	Documentation comparison matrix	Catalog docs attributes	Open
	Quality standards	Target vs lot purity	Open
	Testing methodology	HPLC / LC-MS posture	Open
3 · Operate	Receiving inspection checklist	Intake packaging + lot match	Open
	Laboratory handling checklist	Intake → storage ops	Open
	Lyophilized peptide storage temperature	Storage reference chart	Open
	Archiving batch records	LIMS-oriented habits	Open
4 · Verify	Batch verification	Lot lookup	Open
	Research Vault	Lot-linked COAs	Open
	Order request	Procurement inquiry	Open
	Research library	Full article index	Open

Featured library articles

Featured research library articles
Stage	Step	Role	Open
1 · Learn	How to read a Certificate of Analysis	Pillar	Open
	How to read a laboratory analytical report	Checklist	Open
2 · Check	Fake COA red flags for labs	Red flags	Open
1 · Learn	HPLC testing explained	Purity	Open
	Net peptide content vs purity	NPC	Open
3 · Operate	Receiving inspection checklist	Ops	Open

Full index: research library.

Laboratory tools

Printable and interactive helpers for documentation review — no fabricated certificates or results.

Laboratory storage

Lyophilized materials are typically held at −20°C, protected from light and moisture. Full chart: laboratory storage reference. Solution preparation follows institutional SOPs — not human-use instructions.

Frequently asked

What is the Research Vault?+

A public index of lot pages for PEPerchini Scientific research materials. Each page publishes only when a real Certificate of Analysis is on file, with certificate fields and a PDF when available. Until then the Vault shows an honest empty state—no demo lots.

What documentation ships with an order?+

When a lot has a published COA, packaging and the Research Vault link that lot to identity, purity, and test-date fields. Online checkout is not live yet; use an order request to discuss documentation timing.

Who can create an account?+

Accounts are limited to users who confirm they are at least 21 years old and agree that purchases are for laboratory research use only.

How is purity determined?+

Purity is typically assessed by HPLC and identity by mass spectrometry through testing laboratories, documented per lot when results are available.

How should materials be stored?+

Store lyophilized material at −20°C unless a product page specifies otherwise. Protect from light and moisture. Solution preparation must follow institutional laboratory SOPs.

Partner programs (separate from this literacy hub): affiliates & white-label.