Diethyl Phthalate (DEP)

$30.00
Diethyl Phthalate (DEP)

Diethyl Phthalate (DEP)

$30.00
Size 100ml

Only 2 left in stock

Diethyl Phthalate (DEP) is a fixative and solvent used in perfumery. Virtually odourless in use, it works silently behind the scenesm anchoring compositions, extending wear, and lending a polished consistency that makes it a staple in artisan and commercial fragrance production.

DEP has a very faint, clean, and slightly sweet character that is imperceptible in finished compositions. It does not contribute meaningfully to the aromatic profile of a blend; rather, it functions as an invisible structural support. It is prized for its excellent solvency, low volatility, and ability to smooth and unify fragrance materials, particularly in alcohol-based applications.

DEP is used primarily as a fixative, diluent, and solvent in fragrance and cosmetic formulation.
Recommended usage:

Diluent and fixative in fine fragrance and eau de parfum/toilette formulations

Extends the longevity and tenacity of top and heart notes in alcohol-based perfumes

Improves the solubility of difficult or poorly miscible aromatic materials

Carrier for fragrance compounds in body sprays, splash colognes, and cosmetic preparations

Useful for pre-diluting viscous or potent aroma chemicals for accurate weighing and blending

DEP slows the evaporation of volatile top notes, helping to balance the development of a fragrance on skin over time.

Material Type: Solvent / fixativeChemical NameDiethyl Phthalate
CAS Number: 84-66-2
Origin: Synthetic
Odour Profile: Virtually odourless; very faint, clean sweetness
Appearance: Clear, colourless liquid
Solubility: Miscible with alcohol; soluble in most organic solvents
Key Components: Diethyl Phthalate

Flammable. Keep away from heat, sparks, and open flames
For external use only. Do not ingest
Avoid prolonged or repeated skin contact; use gloves where extended handling is required
Use in a well-ventilated area
Check current regulatory guidelines before use. DEP is subject to restrictions or review in certain cosmetic and leave-on applications in some jurisdictions (EU, California)
Store tightly sealed in a cool, dark place away from direct sunlight
Shelf life: 2–3 years when stored correctly

Essential Dilution Starter - For Beginners

$18.00
Working in dilution for beginner perfumers

Essential Dilution Starter - For Beginners

$18.00

Only 10 left in stock

The first rule of perfumery: never work neat.

Every professional perfumer works in dilution. It's not a beginner shortcut, it's the correct way to evaluate and blend aromatic materials. At full concentration, materials smell harsh, inaccurate, and often overwhelming. You're not smelling the material, you're smelling too much of it.

When you dilute a 5ml aromatic material to a 10% solution, you extend it to 50ml of working stock. That's five times the material to experiment with, evaluate, and blend, without wasting a drop of something precious and expensive.

For powder materials like ambroxan, calone, and vanillin, dilution isn't optional, it's essential. Powders need to be fully dissolved in ethanol before they can be accurately measured, evaluated, or incorporated into a formula. Without this step, you simply can't work with them properly.

This bundle gives you everything you need to start working correctly from the first session.

This content type will accept rich text to help with adding styles and links to additional pages or content. Use this to add supplementary information to help your buyers.

You can use product metafields to assign content to this tab that is unique to an individual product. Use tabs to highlight unique features, sizing information, or other sales information.