Korean: 톨루엔-2,5-디아민 · CAS 95-70-5 · Functions: hair dyeing
Restricted MFDS restricted ingredients
Conditions (official MFDS text, Korean):
* 배합한도 : ∙ 산화염모에 2.0 %
∙ 기타 제품에는 사용금지
Source: MFDS — cosmetic ingredient use restrictions · checked Oct 16, 2026
Restricted Annex III/9a
Conditions: Product type: (a) Products intended for colouring eyelashes (b) Products intended for colouring eyelashes (a) (i) General use (a) (ii) Professional use (b) Professional use For (a) and (b): After mixing under oxidative conditions the maximum concentration applied to hair or eyelashes must not exceed 2,0 % (calculated as free base) or 3,6 % (calculated as sulfate salt)
Required label warning: (a) To be printed on the label: The mixing ratio. ' Hair colourants can cause severe allergic reactions. Read and follow instructions. This product is not intended for use on persons under the age of 16. Temporary “black henna” tattoos may increase your risk of allergy. Do not colour your hair if: — you have a rash on your face or sensitive, irritated and damaged scalp, — you have ever experienced any reaction after colouring your hair, — you have experienced a reaction to a temporary “black henna” tattoo in the past. Contains phenylenediamines (toluenediamines) (a) (i) Do not use to dye eyelashes. (a) (ii) Wear suitable gloves. For professional use only.’ (b) As from 3 March 2018, to be printed on the label: The mixing ratio. ' This product can cause severe allergic reactions. Read and follow instructions. This product is not intended for use on persons under the age of 16. Temporary “black henna” tattoos may increase the risk of allergy. Eyelashes shall not be coloured if the consumer: — has a rash on the face or sensitive, irritated and damaged scalp, — has experienced any reaction after colouring hair or eyelashes, — has experienced a reaction to a temporary “black henna” tattoo in the past. Rinse eyes immediately if product comes into contact with them. Contains phenylenediamines (toluenediamines). Wear suitable gloves. For professional use only’.
Source: EU CosIng — Annex III · checked Oct 16, 2026
No specific rule on file. The FDA regulates few cosmetic ingredients by name; no rule does not mean approval.
How Toluene-2,5-Diamine is treated in 4 more markets, from the overseas cosmetic regulation database compiled by Korea's MFDS. Always confirm with the regulator of that country before selling there.
| Market | Status | Conditions |
|---|---|---|
| CN China | Restricted | MFDS summary (Korean): * 【화장품 중 최대사용농도】 배합한도 (산화형 염색제) : 4% * 라벨에 반드시 표기해야하는 사용조건과 주의사항 : 페닐렌디아민 함유 |
| AS ASEAN (10 countries) | Restricted | MFDS summary (Korean): (1) These substances may be used singly or in combination provided that the sum of the ratios of the levels of each of them in the cosmetic product expressed with reference to the maximum level authorized for each of them does not exceed 1. * 단서조항(주석) : (1) These substances may be used singly or... |
| TW Taiwan | Restricted | MFDS summary (Korean): ※ 染髮、脫色、脫染及燙髮產品之應刊載之注意事項，應依衛生福利部公告刊載之。 ※ 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。 * 단서조항 : ※ 染髮、脫色、脫染及燙髮產品之應刊載之注意事項，應依衛生福利部公告刊載之。 ※... |
| CA Canada | Restricted | 【Restrictions】 Conditions of Use by product type : (a) Not permitted in the area of the eye as indicated in section 14 of the Cosmetic Regulations. (b) In hair dyes as indicated in section 22 of the Cosmetic Regulations. 【Restrictions】 Warnings and Cautionary Statements: (to the effect of) : On the inner label and the outer label of the cosmetic:“CAUTION: this product contains ingredients... |
Source: MFDS cosmetic ingredient use restrictions — overseas regulations · checked Oct 16, 2026
Toluene-2,5-Diamine 톨루엔-2,5-디아민
Information only, not medical advice. Rules change — always check the linked official source. If you are pregnant, have a skin condition or allergies, ask a dermatologist or pharmacist.