Perfume Codex Perfume CodexAn independent reference for fragrance

Guides & notes

Practical reference material for buying, storing and verifying fragrance. Every entry is written to be checkable: batch codes, regulation, packaging generations and recorded market data.

Guide

Concentrations Explained: EDT vs EDP vs Parfum vs Extrait

Commonly cited concentration ranges for cologne, EDT, EDP and parfum, why the naming is convention rather than law, what actually determines performance, and how to read a bottle label.

6 min read

Guide

How to Photograph a Bottle for Authentication

A shot list for documenting a bottle: front, cap, atomiser, base with the batch code, label and ingredient panel, box, fill level, plus technique and the mistakes that hide the details that matter.

6 min read

Care

Decanting and Splitting: Doing It Without Ruining the Juice

Container materials, cleaning, filling method and labelling, plus what a decant does to a fragrance and why a small vial ages faster than the bottle it came from.

6 min read

Guide

Reformulation: Why Your Favourite Scent Changed

The documented causes of formula change, the difference between reformulation and batch variation, and what evidence is required before claiming a specific release was reformulated.

6 min read

Buying

Buying Vintage Perfume: What to Check Before You Pay

Fill level, seals, batch codes and packaging generation, plus the regulatory background behind formula changes, shipping constraints on alcohol-based liquids, and a pre-purchase checklist.

6 min read

Care

Storing Your Fragrance Collection Properly

Light, heat, oxygen and seal condition determine how fast a fragrance changes. A practical storage regime, the period-after-opening symbol, and the signs that a bottle is degrading.

6 min read

Batch codes

Reading Perfume Batch Codes: A Complete Guide

What a batch code is, where brands print it, how to transcribe and decode it, and the limits of what it can tell you about production date and authenticity.

6 min read

Buying

How to Spot a Counterfeit Perfume: A Practical Checklist

A step-by-step checklist for assessing a bottle of fragrance: batch code and box matching, carton and glass construction, atomiser and cap details, and what a batch code can and cannot prove about aut

6 min read

Mancera Cedrat Boise bottle photographed from our own stock, batch code 4FLoz
Mancera Cedrat BoisePhotographed from our own stock.batch 4FLoz
Mugler Angel bottle photographed from our own stock
Mugler AngelPhotographed from our own stock.
Nina Ricci Nina bottle photographed from our own stock
Nina Ricci NinaPhotographed from our own stock.
Penhaligon Juniper Sling bottle photographed from our own stock
Penhaligon Juniper SlingPhotographed from our own stock.
Prada Amber bottle photographed from our own stock
Prada AmberPhotographed from our own stock.
Serge Lutens Sarrasins bottle photographed from our own stock
Serge Lutens SarrasinsPhotographed from our own stock.

Every photograph above is of a bottle we have actually handled. Nothing here is a supplier or brand image.

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