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Water

NATURAL AND SYNTHETIC, POPULAR AND WEIRD  /  fresh · aromatic · floral
Water
Water perfume ingredient
CategoryNATURAL AND SYNTHETIC, POPULAR AND WEIRD
Subcategoryfresh · aromatic · floral
Origin
VolatilityTop Note
BotanicalN/A — inorganic compound
AppearanceColorless transparent liquid
Producing CountriesUbiquitous
PyramidTop

Odorless in its pure form. What we call 'the smell of water' is actually dissolved minerals, chlorine, or petrichor — water itself has no scent.

  1. Scent
  2. The Full Story
  3. Fun Fact
  4. Extraction & Chemistry
  5. In Perfumery

Scent

Transparent, clean, near-neutral. The ideal water accord has no dominant character — not marine, not rain, not river, just a sense of liquid freshness. In practice, most water accords lean slightly ozonic-mineral. Cooler than air, cleaner than fog, with a mineral transparency that reads as inorganic purity.

Evolution over time

Immediately

Immediately

Clean, ozonic-mineral freshness, transparent
After a few hours

After a few hours

Near-neutral, faint mineral quality
After a few days

After a few days

Essentially gone — water accords are deliberately ephemeral

The Full Story

Pure water (H2O) is odorless. What humans perceive as 'water smell' is always something dissolved in or released by water: chlorine and chloramines in tap water, geosmin and 2-methylisoborneol from cyanobacteria in lake water, dimethyl sulfide from marine algae in sea water, or petrichor (ozone and geosmin) during rain.

In perfumery, 'water' as a note refers to an accord that carries the impression of water without actually smelling of any particular water source. It is typically built from ozonic-marine molecules (calone, Helional), mineral notes, and clean musks. The challenge is creating something that reads as 'water' while avoiding the specific signatures of rain, sea, or river.

The water accord emerged as a distinct category in the early 1990s with the rise of aquatic fragrances. It sits at the intersection of marine, ozonic, and clean families — a transparent, neutral freshness that reads as elemental rather than botanical.

This note in Première Peau. Gravitas Capitale. Sample all seven extraits in the Discovery Set.

Related: Airy Note · Aluminum · Helional · Industrial Glue · Ozone Acetaldehyde · Plastic · River Notes · Steam Accord

Did You Know?

Did you know?
The 'smell of rain' (petrichor) was named by two Australian researchers, Bear and Thomas, in a 1964 paper in Nature. The smell comes from geosmin (produced by soil bacteria Streptomyces) and ozone (O3), both released when raindrops hit dry earth and aerosolize its contents.

Extraction & Chemistry

Extraction method: Not a natural extract. Water has no fragrance. Water accords are composed from synthetic ozonic, mineral, and clean materials.

Molecular FormulaH2O
CAS Number7732-18-5
Botanical NameN/A — inorganic compound
IFRA StatusNo known restrictions
SynonymsAQUA · HYDROGEN OXIDE · DIHYDROGEN MONOXIDE
Physical Properties
AppearanceColorless transparent liquid
Flash Point152.00 °F. TCC ( 66.67 °C. )
Specific Gravity0.89900 to 0.98900 @ 25.00 °C.
Refractive Index1.46000 to 1.48000 @ 20.00 °C.

In Perfumery

Water is a conceptual top-to-heart accord providing transparent, elemental freshness. Built from ozonic molecules (calone at low doses), Helional, clean musks, and mineral notes. It functions as a neutral freshness carrier — a canvas rather than a color. Used in aquatic, clean, and minimalist compositions. The challenge is avoiding the melon-watermelon artifact of calone at higher concentrations.

From the raw to the worn

This is what it becomes.