Ingredient Dictionary

COLLODION

Collodion is a solution of pyroxylin (chiefly nitrocellulose).

How much products actually contain

No product states its amount yet.

Of the products containing it, 1,920 list it before the 1% line and 3 after it (usually 1% or less).

Products using this ingredient

12 of 1,922 confirmed · likeliest to carry enough first · See all 1,922

Definition

Collodion is a solution of pyroxylin (chiefly nitrocellulose). It contains approximately 6% pyroxylin, 24% ethanol and 70% ether.

US FDA substance register · UNII KYR8BR2X6O · registered name Pyroxylin · polymer

Source: US FDA Unique Ingredient Identifier (UNII)

Cosmetic roles

Holds powders togetherBINDINGLeaves a thin film where appliedFILM FORMINGDisperses evenly without a surfactantDISPERSING NON-SURFACTANT

Safety & regulatory references

Not classified under Korea’s toxic-substance GHS list · existing chemical substance

Source: Korea toxic substances GHS register (NIER)

Reviewed by CIR: Safety Assessment of Nitrocellulose and Collodion as Used in Cosmetics

Source: US Cosmetic Ingredient Review (CIR)

More data — names, identifiers, properties, test records, literature

Official labels & definitions

JCIA labelling name ニトロセルロース: 本品は、次の化学式で表されるセルロース（＊）の誘導体である。

Source: JCIA labelling names (Japan)

JCIA labelling name コロジオン: 本品は、ピロキシリン（主としてニトロセルロース）のエタノール・エーテルの混液に溶解したものである。この溶液は、大旨、ピロキシリン6％、エタノール24％及びエーテル７０％からなる。

Source: JCIA labelling names (Japan)

Names & identifiers

COLLODIONINCI콜로다이온Korean label name (MFDS standard)나이트로셀룰로오스Korean label name (MFDS standard)Cellulose, nitrateSynonymNITROCELLULOSESynonymコロジオンJapanese labelling name

CAS No.chemical registry number: 9004-70-0
DTXSIDUS EPA chemical ID: DTXSID4047751

Measured properties

Colour: colourless
Initial boiling point and range: 34 ℃
Flash point: 53 ℉(Chemical book)
Relative density: 1.66
Molecular weight: 205.1213

Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.

Source: KOSHA safety data sheets (Korea)

What products actually use it for

What the 7 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.

Film former5
Monomers1
Dispersing agent1

Source: US EPA CompTox dashboard

Irritation and sensitisation studies

3 skin studies and 2 eye studies are on record.

Classed as low1

The study conclusions largely agree (100%). These tests are on the raw material itself; irritation at the amount in a finished product is a different question.

See all 5 studies

Classification not possible
Skin Irritation · Screening
Classification not possible
Skin Sensitization · Screening
Category 6.3B (Category 3)
Skin Irritation · Read Across
Category 6.4A (Category 2A)
Eye Irritation · Read Across
Classification not possible
Eye Irritation · Screening