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Hydroquinone is a benzenediol comprising benzene core carrying two hydroxy substituents para to each other. It has a role as an antioxidant, a cofactor, a carcinogenic agent, a mouse metabolite, a human xenobiotic metabolite, an Escherichia coli metabolite and a skin lightening agent. It is a benzenediol and a member of hydroquinones.

出典: PubChem

米国FDA 物質登録 · UNII XV74C1N1AE · 登録名 Hydroquinone · 単一の化学物質

出典: 米国FDA 物質識別番号（UNII）

Hydroquinone is the aromatic organic compound that conforms to the formula:

禁止

アルゼンチン · イギリス · ブラジル

制限・禁止

アルゼンチン · ブラジル · 韓国 · 中国

制限

イギリス

出典: ASEAN 化粧品指令 · EU 化粧品規則 · 韓国食薬処 化粧品規制情報 · 英国 化粧品規則 · カナダ 禁止・制限成分リスト

ASEAN

• Field of application and/or use : Artificial nail systems
• Maximum authorised concentration in the finished cosmetic product : 0.02% after mixing for use
• Other limitations and requirements : Professional use only
• Conditions of use and warning which must be printed on the labels : • For professional use only • Avoid skin contact • Read directions for use carefully

カナダ

• Conditions of Use by product type : (a) Oxidizing colouring agent for hair dyes (b) Nail products (c) Cyanoacrylate adhesive products for eyelash and eyebrow extensions
• Maximum Concentration Permitted : (a) 0.3% (b) 0.1% If hydroquinone and p-hydroxyanisole are used in the same product, the total concentration of the 2 ingredients may not exceed 0.1% (c) 0.1%
• Warnings and Cautionary Statements: (to the effect of) : (a) "Avoid skin contact", "Do not use to dye eyelashes or eyebrows", "Rinse eyes immediately if the product comes into contact with eyes" (b) "Avoid skin contact."; "Read directions carefully before using." (c) "Avoid skin contact."; "Read directions carefully before using."

欧州連合

• Product Type, body parts : Artificial nail systems
• Maximum concentration in ready for use preparation : 0.02% (after mixing for use)
• Other : Professional use
• Wording of conditions of use and warnings : - For professional use only - Avoid skin contact - Read directions for use carefully

韓国の有害物質GHS分類: 危険 · H410 (区分1) · H400 (区分1) · H351 (区分2) · ほか4件

出典: 韓国 有害物質GHS情報（環境公団）

EU化粧品規則 附属書III（制限物質） 第14項 · 最大濃度 0.02% (after mixing for use) · 適用 Artificial nail systems

出典: EU 制限成分（附属書III）

EU化粧品規則 附属書II（禁止物質） 第1339項

出典: EU 禁止成分（附属書II）

Restriction II/1339 III/14 · Other restriction: ban substances that deplete the ozone layer

出典: EU CosIng 成分リスト

Reviewed by CIR: Final Report: Amended Safety Assessment of Hydroquinone as Used in Cosmetics

出典: 米国CIR 安全性評価

Reviewed by CIR: Final Report on the Safety Assessment of Hydroquinone and Pyrocatechol (Pyrocatechol has been Amended. IJT 16(S1) 11-58 1997.) (Hydroquinone has an Addendum. JACT 13(3) 167-230 1994.)

出典: 米国CIR 安全性評価

Reviewed by CIR: Final Amended Safety Assessment of Hydroquinone as Used in Cosmetics

出典: 米国CIR 安全性評価

Reviewed by CIR: Addendum to the Final Report on the Safety Assessment of Hydroquinone

出典: 米国CIR 安全性評価