水酸化Ｋ

Potassium hydroxide is an alkali metal hydroxide.

出典: PubChem

米国FDA 物質登録 · UNII WZH3C48M4T · 登録名 Potassium hydroxide · 単一の化学物質

出典: 米国FDA 物質識別番号（UNII）

Potassium Hydroxide is the inorganic base

制限

イギリス · 韓国

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 · 台湾FDA 化粧品成分 · 台湾FDA 化粧品規制 · 英国 化粧品規則

アルゼンチン · ブラジル

• Field of application and/or use : (a) Removers cuticles (b) Hair strengthener: 1. General use 2. Professional use (c) To adjust pH depilatories d) For pH adjustments in other products
• Maximum concentration permitted at final product : (a) 5% mass (b) 1. 2% in mass 2. 4,5% in mass b: the sum of the calculated mass hydroxides such as sodium hydroxide (c) to pH 12.7 d) to pH 11
• Use conditions and warnings that must appear on the label : a) - Contains alkali - Avoid contact with eyes - Can cause blindness - Keep out of reach of children b) 1 and 2 - Contains alkali - Avoid contact with eyes - Can cause blindness - Keep out of reach of children - For professional use only (if applicable) c) - Keep out of reach of children - Avoid contact with eyes

ASEAN

• Field of application and/or use : (a) Nail cuticle solvent (b) Hair straightener 1. General use 2. Professional use (c) pH adjuster – for depilatories (d) Other uses as pH adjuster
• Maximum authorised concentration in the finished cosmetic product : (a) 5% by weight (4) (b) 1. 2% by weight (4) 2. 4.5% by weight (4) (c) up to pH 12.7 (d) up to pH 11
• Conditions of use and warning which must be printed on the labels : (a) • Contains alkali • Avoid contact with eyes • Can cause blindness • Keep out of reach of children (b) 1. • Contains alkali • Avoid contact with eyes • Can cause blindness • Keep out of reach of children 2. • For professional use only • Avoid contact with eyes • Can cause blindness (c) • Keep out of reach of children • Avoid contact with eyes

台湾

• ※ 染髮產品之限量標準：係指該成分依產品使用說明書混合後之最高允許使用量。
• ※ 化粧品之外包裝或容器，應明顯標示本表所列成分之注意事項。因外包裝或容器表面積過小或其他特殊情形致不能標示者，應於標籤、仿單或以其他方式刊載之。
• ※ 本表所稱之口腔製劑，包含非藥用牙膏、漱口水類及美白牙齒類等化粧品。
• ※ 化粧品宣稱效能者，須符合化粧品標示宣傳廣告涉及虛偽誇大或醫療效能認定準則規定。
• 用途 : 使用限制
• 最大配合量 : (a)燙髮產品 : (a1)2% (a2)4.5%
• (b)指甲角質劑 : 5%
• (c)其他用途，如 pH 調整液 : pH<11
• (b)含強鹼(alkali);使用時避免接觸眼睛，因可能引起失明，應放置於孩童伸手不及之場所儲存。

中国

• 最大配合量 : (a) 5%
• (b)
• 1. 2%
• 2. 4.5%
• (c) pH≤12.7
• (d) pH≤11
• (b)

欧州連合

• Product Type, body parts : (a) Nail cuticle solvent (b) Hair straightener (c) pH adjuster for depilatories (d) Other uses as pH adjuster 15d- Callosity softener/remover
• Maximum concentration in ready for use preparation : (a) 5.0% (5) (b) 1. 2% (5) 2. 4.5% (5) 15d- 1.5% (5)
• Other : (b) 1. General use 2. Professional use (c) up to pH 12.7 (d) up to pH 11 15 d Contains alcakali, Avoid contact with eyes Keep out of reach of chindren ans Read directions for use carefully
• Wording of conditions of use and warnings : (a) Contains alkali Avoid contact with eyes Can cause blindness Keep out of reach of children (b) 1. Contains alkali Avoid contact with eyes Can cause blindness Keep out of reach of children 2. For professional use only Avoid contact with eyes Can cause blindness (c) Keep out of reach of children Avoid contact with eyes

韓国の有害物質GHS分類: 危険 · H301 (区分3) · H314 (区分1A)

出典: 韓国 有害物質GHS情報（環境公団）

Restriction III/15a, 15d · SCCS opinion: Opinion on Potassium hydroxide (KOH) as callosity softener/remover

出典: EU CosIng 成分リスト

Reviewed by CIR: Safety Assessment of Inorganic Hydroxides as Used in Cosmetics

出典: 米国CIR 安全性評価