水酸化Ｃａ

Calcium dihydroxide is a calcium hydroxide. It has a role as an astringent.

出典: PubChem

米国FDA 物質登録 · UNII PF5DZW74VN · 登録名 Calcium hydroxide · 単一の化学物質

出典: 米国FDA 物質識別番号（UNII）

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) hair straighteners containing two components: calcium hydroxide and a guanidine salt (b) For pH adjustment in depilatories c.- Other applications (eg. pH adjustment, assist in the process of manufacturing)
• Maximum concentration permitted at final product : a) 7% by weight of calcium hydroxide b) to pH 12.7 c) 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.- Contains alkali. Avoid contact with eyes. Keep out of reach of children

ASEAN

• Field of application and/or use : (a) Hair straighteners containing two components: calcium hydroxide and a guanidine salt (b) pH adjuster – for depilatories (c) Other uses (eg. pH adjuster, processing aid)
• Maximum authorised concentration in the finished cosmetic product : (a) 7% by weight calcium hydroxide
• Other limitations and requirements : (b) pH value not to exceed pH 12.7 (c) pH value not to exceed 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) • Contains alkali • 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)含氫氧化鈣和胍鹽之燙髮劑 : 7% (以 calcium hydroxide計)
• (b)其他用途，如 pH 調整液、加工助劑 : pH<11

中国

• 最大配合量 : (a) 7%
• (b) pH≤12.7+V26
• (c) pH≤11

欧州連合

• Product Type, body parts : (a) Hair straighteners containing two components: calcium hydroxide and a guanidine salt (b) pH ajuster for depilatories (c) Other uses (e.g. pH adjuster, processing aid)
• Maximum concentration in ready for use preparation : (a) 7% (as calcium hydroxide)
• Other : (b) pH < 12.7 (c) pH < 11
• Wording of conditions of use and warnings : (a) Contains alkali Avoid contact with eyes Keep out of reach of children Can cause blindness (b) Contains alkali Keep out of reach of children Avoid contact with eyes

韓国の有害物質GHS分類なし · 既存化学物質

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15c項 · 最大濃度 (a) 7% (as calcium hydroxide) · 適用 (a) Hair straighteners containing two components: calcium hydroxide and a guanidine salt (b) pH ajuster for depilatories (c) Other uses (e.g. pH adjuster, processing aid)

出典: EU 制限成分（附属書III）

Restriction III/15c

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