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InventoryRef 3269514/08/2020

CI 10020

Trisodium tris[5,6-dihydro-5-(hydroxyimino)-6-oxonaphthalene-2-sulphonato(2-)-N5,O6]ferrate(3-)

CI 10020 is linked to 2 EU annex records on this page. Inventory note: IV/2 (CI 10020) II/1342 (Acid Green 1; CI 10020: when used as a substance in hair dye products).

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Inventory details for CI 10020

INCI name

CI 10020

Description

Trisodium tris[5,6-dihydro-5-(hydroxyimino)-6-oxonaphthalene-2-sulphonato(2-)-N5,O6]ferrate(3-)

Annex IV Restriction reference
Entry 2

CI 10020

CAS: 19381-50-1
EC: 243-010-2

Key data

CAS
19381-50-1
EC
243-010-2
Restriction
IV/2 (CI 10020) II/1342 (Acid Green 1; CI 10020: when used as a substance in hair dye products)
Function
COLORANT

How CI 10020 appears in the CosIng inventory

The CosIng inventory lists CI 10020 as a cosmetic ingredient and this page links it to 2 annex records. The inventory entry captures names and identifiers, while the annex records show where the substance is prohibited, restricted or positively listed in EU cosmetics law.

CI 10020 is also tagged with 1 cosmetic function in the official data. Function labels describe intended use, but they do not replace regulatory review of linked annex records before formulation or labelling work.

Frequently asked questions

CI 10020 appears in the EU CosIng inventory and has linked annex records. Check the annex records above for applicable restrictions, concentration limits and conditions of use. Annex II listing means prohibited; Annex III means restricted; Annexes IV, V and VI mean permitted under specified conditions.

The restriction field for CI 10020 reads: "IV/2 (CI 10020) II/1342 (Acid Green 1; CI 10020: when used as a substance in hair dye products)". This is the restriction note recorded in the CosIng inventory for this ingredient. For authoritative conditions and limits, always refer to the linked annex entries above.

According to the EU CosIng inventory, CI 10020 carries the following function designation(s):

CAS 19381-50-1 may appear across multiple EU annex records. Viewing the CAS lookup page shows all Annex II–VI entries sharing this identifier, which is useful for identifying cross-annex regulatory status of the same chemical substance.
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Source note for CI 10020

This page combines the CosIng inventory entry for CI 10020 with 2 linked Annex II–VI records from the local dataset built from public European Commission cosmetic ingredient materials.

Use this inventory page to research CI 10020 and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

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