204-617-8

EU cosmetic ingredient records linked to EC number 204-617-8.

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2 total

Annex

Entry

1339

1,4-Dihydroxybenzene (Hydroquinone), with the exception of entry 14 in Annex III

CAS

123-31-9

CMR

Annex

III

Entry

HYDROQUINONE

Hydroquinone

- For professional use only - Avoid skin contact - Read directions for use carefully

CAS

123-31-9

Max concentration CMR

About EC numbers

An EC number is an identifier used for substances listed in European chemical inventories. It can help connect cosmetic ingredient records and related reference information.

On this page, you can review cosmetic ingredient records that share the same EC number, compare annex placement and continue exploring related regulatory fields.