ACID YELLOW 73

BannedCAS 2321-07-523 regulations across 15 markets

ACID YELLOW 73 is a cosmetic ingredient classified as Colorant. Also known as CAS 2321-07-5. It is regulated in 15 markets including UAE, Bahrain, Brazil.

Also Known As

CAS Number
2321-07-5, 518-45-6, 518-47-8
Color Index
CI 45350

Market Overview — 29 Markets

European Union2
United Kingdom2
United States
California
Maryland
Washington
Canada
Brazil1
South Korea
Japan
Taiwan
Australia
Singapore1
Malaysia1
Thailand1
Indonesia1
Vietnam1
Philippines1
UAE2
Saudi Arabia2
Qatar2
Oman2
Kuwait2
Bahrain2
Russia
Belarus
Kazakhstan
Armenia
Kyrgyzstan

Detailed Regulations

Europe4 regulations
European UnionBannedAnnex II #1332
Chemical name
2-(6-Hydroxy-3-oxo-(3H)xanthen-9-yl)benzoic acid; Fluorescein and its disodium salt (Acid Yellow 73 sodium salt; CI 45350)
CAS
2321-07-5 -- 518-47-8
Product type
hair dye products

Source: EC 1223/2009 Annex II

European UnionRestrictedAnnex IV #74
Chemical name
Disodium 2-(3-oxo-6-oxidoxanthen-9-yl)benzoate
CAS
518-45-6; 518-47-8
Max concentration
6%
Color Index
CI 45350

Source: EC 1223/2009 Annex IV

United KingdomBannedAnnex II #1332
Chemical name
2-(6-Hydroxy-3-oxo-(3H)xanthen-9-yl)benzoic acid; Fluorescein and its disodium salt (Acid Yellow 73 sodium salt; CI 45350) when used as a substance in hair dye products
CAS
2321-07-5 / 518-47-8 (Na)

Source: UK retained EC 1223/2009 Annex II

United KingdomRestrictedAnnex IV #74
Chemical name
Disodium 2-(3-oxo-6-oxidoxanthen-9-yl)benzoate
Max concentration
6 %
Conditions of use
Max: 6 %
Color Index
45350

Source: UK retained EC 1223/2009 Annex IV

Americas1 regulation
BrazilRestrictedAnnex RDC_628 #CI_45350
Product type
products_in_general
Conditions of use
Application fields: products_in_general | Limitations: Concentração máxima no produto final: 6%
Color Index
CI 45350

Source: ANVISA RDC 628

East Asia & OceaniaNo restrictions

No specific restrictions for ACID YELLOW 73 in South Korea, Japan, Taiwan, Australia.

ASEAN6 regulations
SingaporeBannedAnnex ACD Annex II (Prohibited) #1332
Chemical name
2-(6-Hydroxy-3-oxo-(3H)-xanthen-9-yl)benzoic acid; Fluorescein and its disodium salt
CAS
2321-07-5/518- 47-8
Product type
hair dye products

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

MalaysiaBannedAnnex ACD Annex II (Prohibited) #1332
Chemical name
2-(6-Hydroxy-3-oxo-(3H)-xanthen-9-yl)benzoic acid; Fluorescein and its disodium salt
CAS
2321-07-5/518- 47-8
Product type
hair dye products

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

ThailandBannedAnnex ACD Annex II (Prohibited) #1332
Chemical name
2-(6-Hydroxy-3-oxo-(3H)-xanthen-9-yl)benzoic acid; Fluorescein and its disodium salt
CAS
2321-07-5/518- 47-8
Product type
hair dye products

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

IndonesiaBannedAnnex ACD Annex II (Prohibited) #1332
Chemical name
2-(6-Hydroxy-3-oxo-(3H)-xanthen-9-yl)benzoic acid; Fluorescein and its disodium salt
CAS
2321-07-5/518- 47-8
Product type
hair dye products

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

VietnamBannedAnnex ACD Annex II (Prohibited) #1332
Chemical name
2-(6-Hydroxy-3-oxo-(3H)-xanthen-9-yl)benzoic acid; Fluorescein and its disodium salt
CAS
2321-07-5/518- 47-8
Product type
hair dye products

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

PhilippinesBannedAnnex ACD Annex II (Prohibited) #1332
Chemical name
2-(6-Hydroxy-3-oxo-(3H)-xanthen-9-yl)benzoic acid; Fluorescein and its disodium salt
CAS
2321-07-5/518- 47-8
Product type
hair dye products

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

GCC12 regulations
UAEBannedAnnex II #1332
Chemical name
2-(6-Hydroxy-3-oxo-(3H)xanthen-9-yl)benzoic acid; Fluorescein and its disodium salt (Acid Yellow 73 sodium salt; CI 45350)
CAS
2321-07-5 -- 518-47-8
Product type
hair dye products

Source: GSO 1943:2024 (based on EU 1223/2009 II)

UAERestrictedAnnex IV #74
Chemical name
Disodium 2-(3-oxo-6-oxidoxanthen-9-yl)benzoate
CAS
518-45-6; 518-47-8
Max concentration
6%
Color Index
CI 45350

Source: GSO 1943:2024 (based on EU 1223/2009 IV)

Saudi ArabiaBannedAnnex II #1332
Chemical name
2-(6-Hydroxy-3-oxo-(3H)xanthen-9-yl)benzoic acid; Fluorescein and its disodium salt (Acid Yellow 73 sodium salt; CI 45350)
CAS
2321-07-5 -- 518-47-8
Product type
hair dye products

Source: GSO 1943:2024 (based on EU 1223/2009 II)

Saudi ArabiaRestrictedAnnex IV #74
Chemical name
Disodium 2-(3-oxo-6-oxidoxanthen-9-yl)benzoate
CAS
518-45-6; 518-47-8
Max concentration
6%
Color Index
CI 45350

Source: GSO 1943:2024 (based on EU 1223/2009 IV)

QatarBannedAnnex II #1332
Chemical name
2-(6-Hydroxy-3-oxo-(3H)xanthen-9-yl)benzoic acid; Fluorescein and its disodium salt (Acid Yellow 73 sodium salt; CI 45350)
CAS
2321-07-5 -- 518-47-8
Product type
hair dye products

Source: GSO 1943:2024 (based on EU 1223/2009 II)

QatarRestrictedAnnex IV #74
Chemical name
Disodium 2-(3-oxo-6-oxidoxanthen-9-yl)benzoate
CAS
518-45-6; 518-47-8
Max concentration
6%
Color Index
CI 45350

Source: GSO 1943:2024 (based on EU 1223/2009 IV)

OmanBannedAnnex II #1332
Chemical name
2-(6-Hydroxy-3-oxo-(3H)xanthen-9-yl)benzoic acid; Fluorescein and its disodium salt (Acid Yellow 73 sodium salt; CI 45350)
CAS
2321-07-5 -- 518-47-8
Product type
hair dye products

Source: GSO 1943:2024 (based on EU 1223/2009 II)

OmanRestrictedAnnex IV #74
Chemical name
Disodium 2-(3-oxo-6-oxidoxanthen-9-yl)benzoate
CAS
518-45-6; 518-47-8
Max concentration
6%
Color Index
CI 45350

Source: GSO 1943:2024 (based on EU 1223/2009 IV)

KuwaitBannedAnnex II #1332
Chemical name
2-(6-Hydroxy-3-oxo-(3H)xanthen-9-yl)benzoic acid; Fluorescein and its disodium salt (Acid Yellow 73 sodium salt; CI 45350)
CAS
2321-07-5 -- 518-47-8
Product type
hair dye products

Source: GSO 1943:2024 (based on EU 1223/2009 II)

KuwaitRestrictedAnnex IV #74
Chemical name
Disodium 2-(3-oxo-6-oxidoxanthen-9-yl)benzoate
CAS
518-45-6; 518-47-8
Max concentration
6%
Color Index
CI 45350

Source: GSO 1943:2024 (based on EU 1223/2009 IV)

BahrainBannedAnnex II #1332
Chemical name
2-(6-Hydroxy-3-oxo-(3H)xanthen-9-yl)benzoic acid; Fluorescein and its disodium salt (Acid Yellow 73 sodium salt; CI 45350)
CAS
2321-07-5 -- 518-47-8
Product type
hair dye products

Source: GSO 1943:2024 (based on EU 1223/2009 II)

BahrainRestrictedAnnex IV #74
Chemical name
Disodium 2-(3-oxo-6-oxidoxanthen-9-yl)benzoate
CAS
518-45-6; 518-47-8
Max concentration
6%
Color Index
CI 45350

Source: GSO 1943:2024 (based on EU 1223/2009 IV)

EAEUNo restrictions

No specific restrictions for ACID YELLOW 73 in Russia, Belarus, Kazakhstan, Armenia, Kyrgyzstan.

Frequently Asked Questions

Is ACID YELLOW 73 banned in any country?

Yes, ACID YELLOW 73 is banned in UAE, Bahrain, European Union, Indonesia, Kuwait, Malaysia, Oman, Philippines, Qatar, Saudi Arabia, Singapore, Thailand, United Kingdom, Vietnam. Always check current regulations before formulating products for these markets.

What are the restrictions on ACID YELLOW 73 in cosmetics?

ACID YELLOW 73 is restricted or has conditions of use in UAE, Bahrain, Brazil, European Union, Kuwait, Oman, Qatar, Saudi Arabia, United Kingdom. Restrictions may include maximum concentration limits, product type limitations, or mandatory labeling requirements. See the detailed regulations above for specifics.

Can I use ACID YELLOW 73 in cosmetics?

ACID YELLOW 73 is regulated in 15 markets. It is banned in UAE, Bahrain, European Union, Indonesia, Kuwait, Malaysia, Oman, Philippines, Qatar, Saudi Arabia, Singapore, Thailand, United Kingdom, Vietnam. It has restrictions in UAE, Bahrain, Brazil, European Union, Kuwait, Oman, Qatar, Saudi Arabia, United Kingdom. Use Formpli's free screening tool to check your full ingredient list against all 26 markets at once.

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This information is for reference only and does not constitute legal or regulatory advice. Regulations change — always verify with official sources and consult a regulatory specialist before exporting cosmetic products. Data sourced from EU COSING, US FDA, Health Canada, MHLW Japan, MFDS Korea, ASEAN ACD, GCC SFDA, TGA Australia, ANVISA Brazil, EAEU TR CU, and Taiwan TFDA.