DISPERSE BLACK 9

RestrictedCAS 20721-50-016 regulations across 16 markets

DISPERSE BLACK 9 is a cosmetic ingredient classified as Hair Dyeing. Also known as CAS 20721-50-0. It is regulated in 16 markets including UAE, Bahrain, European Union.

Also Known As

CAS Number
20721-50-0

Market Overview — 29 Markets

European Union1
United Kingdom1
United States
California
Maryland
Washington
Canada
Brazil
South Korea1
Japan
Taiwan1
Australia
Singapore1
Malaysia1
Thailand1
Indonesia1
Vietnam1
Philippines1
UAE1
Saudi Arabia1
Qatar1
Oman1
Kuwait1
Bahrain1
Russia
Belarus
Kazakhstan
Armenia
Kyrgyzstan

Detailed Regulations

Europe2 regulations
European UnionRestrictedAnnex III #263
Chemical name
Ethanol, 2,2′-[[4-[(4-aminophenyl) azo]phenyl]imino]bis-
CAS
20721-50-0
Max concentration
0,3% (of the mixture in the ratio 1:1 of 2,2' -[4-(4-aminopheny-lazo)pheny-limino]diethanol and lignosulfate)
Product type
Hair dye substance in non-oxidative hair dye products

Source: EC 1223/2009 Annex III

United KingdomRestrictedAnnex III #263
Chemical name
Ethanol, 2,2’-[[4-[(4-aminophenyl)azo]phenyl]imino]bis-
CAS
20721-50-0
Max concentration
0,3 % (of the mixture in the ratio 1:1 of 2,2’-[4-(4-aminophenylazo)phenylimino]diethanol and lignosulfate)
Product type
Hair dye substance in non-oxidative hair dye products
Conditions of use
Max: 0,3 % (of the mixture in the ratio 1:1 of 2,2’-[4-(4-aminophenylazo)phenylimino]diethanol and lignosulfate)

Source: UK retained EC 1223/2009 Annex III

AmericasNo restrictions

No specific restrictions for DISPERSE BLACK 9 in United States, California, Maryland, Washington, Canada, Brazil.

East Asia & Oceania2 regulations
South KoreaRestrictedAnnex restricted #M972
Chemical name
Disperse Black 9
Conditions of use
* 배합한도 : 0.3% 염모용 화장품에만 사용

Source: MFDS Korea Cosmetics Regulation

TaiwanRestrictedAnnex Restricted Ingredients List #92
Chemical name
Ethanol, 2,2'-[[4-[(4-aminophenyl)azo]phenyl]imino]bis-
CAS
20721-50-0
Max concentration
0.3%
Product type
Non-oxidative hair dye products
Conditions of use
The mixture in the ratio 1:1 of 2,2’-[4-(4-aminoph enylazo) phenylimino] diethanoland lignosulfate

Source: TFDA Cosmetics Regulations

ASEAN6 regulations
SingaporeRestrictedAnnex ACD Annex III (Restricted) #275
Chemical name
Ethanol, 2,2′-[[4-[(4-aminophenyl) azo]phenyl]imino]bis- Disperse Black 9
CAS
20721-50-0
Max concentration
0.3% (of the mixture in the ratio 1:1 of 2,2'-[4-(4- aminophenylazo)phenylimi no] diethanol and lignosulfate)
Product type
Hair dye substance in non- oxidative hair dye products Use for dyeing eyelashes and eyebrows is not permitted.
Conditions of use
The direction for use 'wear suitable gloves' must be included in label or leaflet text. | Label: Do not use to dye eyelashes or eyebrows

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

MalaysiaRestrictedAnnex ACD Annex III (Restricted) #275
Chemical name
Ethanol, 2,2′-[[4-[(4-aminophenyl) azo]phenyl]imino]bis- Disperse Black 9
CAS
20721-50-0
Max concentration
0.3% (of the mixture in the ratio 1:1 of 2,2'-[4-(4- aminophenylazo)phenylimi no] diethanol and lignosulfate)
Product type
Hair dye substance in non- oxidative hair dye products Use for dyeing eyelashes and eyebrows is not permitted.
Conditions of use
The direction for use 'wear suitable gloves' must be included in label or leaflet text. | Label: Do not use to dye eyelashes or eyebrows

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

ThailandRestrictedAnnex ACD Annex III (Restricted) #275
Chemical name
Ethanol, 2,2′-[[4-[(4-aminophenyl) azo]phenyl]imino]bis- Disperse Black 9
CAS
20721-50-0
Max concentration
0.3% (of the mixture in the ratio 1:1 of 2,2'-[4-(4- aminophenylazo)phenylimi no] diethanol and lignosulfate)
Product type
Hair dye substance in non- oxidative hair dye products Use for dyeing eyelashes and eyebrows is not permitted.
Conditions of use
The direction for use 'wear suitable gloves' must be included in label or leaflet text. | Label: Do not use to dye eyelashes or eyebrows

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

IndonesiaRestrictedAnnex ACD Annex III (Restricted) #275
Chemical name
Ethanol, 2,2′-[[4-[(4-aminophenyl) azo]phenyl]imino]bis- Disperse Black 9
CAS
20721-50-0
Max concentration
0.3% (of the mixture in the ratio 1:1 of 2,2'-[4-(4- aminophenylazo)phenylimi no] diethanol and lignosulfate)
Product type
Hair dye substance in non- oxidative hair dye products Use for dyeing eyelashes and eyebrows is not permitted.
Conditions of use
The direction for use 'wear suitable gloves' must be included in label or leaflet text. | Label: Do not use to dye eyelashes or eyebrows

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

VietnamRestrictedAnnex ACD Annex III (Restricted) #275
Chemical name
Ethanol, 2,2′-[[4-[(4-aminophenyl) azo]phenyl]imino]bis- Disperse Black 9
CAS
20721-50-0
Max concentration
0.3% (of the mixture in the ratio 1:1 of 2,2'-[4-(4- aminophenylazo)phenylimi no] diethanol and lignosulfate)
Product type
Hair dye substance in non- oxidative hair dye products Use for dyeing eyelashes and eyebrows is not permitted.
Conditions of use
The direction for use 'wear suitable gloves' must be included in label or leaflet text. | Label: Do not use to dye eyelashes or eyebrows

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

PhilippinesRestrictedAnnex ACD Annex III (Restricted) #275
Chemical name
Ethanol, 2,2′-[[4-[(4-aminophenyl) azo]phenyl]imino]bis- Disperse Black 9
CAS
20721-50-0
Max concentration
0.3% (of the mixture in the ratio 1:1 of 2,2'-[4-(4- aminophenylazo)phenylimi no] diethanol and lignosulfate)
Product type
Hair dye substance in non- oxidative hair dye products Use for dyeing eyelashes and eyebrows is not permitted.
Conditions of use
The direction for use 'wear suitable gloves' must be included in label or leaflet text. | Label: Do not use to dye eyelashes or eyebrows

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

GCC6 regulations
UAERestrictedAnnex III #263
Chemical name
Ethanol, 2,2′-[[4-[(4-aminophenyl) azo]phenyl]imino]bis-
CAS
20721-50-0
Max concentration
0,3% (of the mixture in the ratio 1:1 of 2,2' -[4-(4-aminopheny-lazo)pheny-limino]diethanol and lignosulfate)
Product type
Hair dye substance in non-oxidative hair dye products

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

Saudi ArabiaRestrictedAnnex III #263
Chemical name
Ethanol, 2,2′-[[4-[(4-aminophenyl) azo]phenyl]imino]bis-
CAS
20721-50-0
Max concentration
0,3% (of the mixture in the ratio 1:1 of 2,2' -[4-(4-aminopheny-lazo)pheny-limino]diethanol and lignosulfate)
Product type
Hair dye substance in non-oxidative hair dye products

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

QatarRestrictedAnnex III #263
Chemical name
Ethanol, 2,2′-[[4-[(4-aminophenyl) azo]phenyl]imino]bis-
CAS
20721-50-0
Max concentration
0,3% (of the mixture in the ratio 1:1 of 2,2' -[4-(4-aminopheny-lazo)pheny-limino]diethanol and lignosulfate)
Product type
Hair dye substance in non-oxidative hair dye products

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

OmanRestrictedAnnex III #263
Chemical name
Ethanol, 2,2′-[[4-[(4-aminophenyl) azo]phenyl]imino]bis-
CAS
20721-50-0
Max concentration
0,3% (of the mixture in the ratio 1:1 of 2,2' -[4-(4-aminopheny-lazo)pheny-limino]diethanol and lignosulfate)
Product type
Hair dye substance in non-oxidative hair dye products

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

KuwaitRestrictedAnnex III #263
Chemical name
Ethanol, 2,2′-[[4-[(4-aminophenyl) azo]phenyl]imino]bis-
CAS
20721-50-0
Max concentration
0,3% (of the mixture in the ratio 1:1 of 2,2' -[4-(4-aminopheny-lazo)pheny-limino]diethanol and lignosulfate)
Product type
Hair dye substance in non-oxidative hair dye products

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

BahrainRestrictedAnnex III #263
Chemical name
Ethanol, 2,2′-[[4-[(4-aminophenyl) azo]phenyl]imino]bis-
CAS
20721-50-0
Max concentration
0,3% (of the mixture in the ratio 1:1 of 2,2' -[4-(4-aminopheny-lazo)pheny-limino]diethanol and lignosulfate)
Product type
Hair dye substance in non-oxidative hair dye products

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

EAEUNo restrictions

No specific restrictions for DISPERSE BLACK 9 in Russia, Belarus, Kazakhstan, Armenia, Kyrgyzstan.

Frequently Asked Questions

Is DISPERSE BLACK 9 banned in any country?

DISPERSE BLACK 9 is not banned in any of the 26 markets tracked by Formpli. However, it may be subject to restrictions or conditions of use in some markets.

What are the restrictions on DISPERSE BLACK 9 in cosmetics?

DISPERSE BLACK 9 is restricted or has conditions of use in UAE, Bahrain, European Union, Indonesia, South Korea, Kuwait, Malaysia, Oman, Philippines, Qatar, Saudi Arabia, Singapore, Thailand, Taiwan, United Kingdom, Vietnam. Restrictions may include maximum concentration limits, product type limitations, or mandatory labeling requirements. See the detailed regulations above for specifics.

Can I use DISPERSE BLACK 9 in cosmetics?

DISPERSE BLACK 9 is regulated in 16 markets. It has restrictions in UAE, Bahrain, European Union, Indonesia, South Korea, Kuwait, Malaysia, Oman, Philippines, Qatar, Saudi Arabia, Singapore, Thailand, Taiwan, United Kingdom, Vietnam. 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.