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Hydroxypropyl Bis(N-Hydroxyethyl-P-Phenylenediamine) HCL

Korean: 하이드록시프로필비스(N-하이드록시에틸-p-페닐렌다이아민)에이치씨엘 · CAS 128729-30-6 -- 128729-28-2 · Functions: hair dyeing

KR South Korea (MFDS)

Restricted MFDS restricted ingredients

Conditions (official MFDS text, Korean):
다만, 산화형염모제에서 용법·용량에 따른 혼합물의 염모성분으로 테트라하이드로클로라이드염으로서 0.4 % 이하는 제외

Source: MFDS — cosmetic ingredient use restrictions · checked Oct 16, 2026

EU European Union (CosIng)

Restricted Annex III/239

Conditions: Product type: Hair dye substance in oxidative hair dye products After mixing under oxidative conditions the maximumconcentration applied to hair must not exceed 0.4% (as tetrahydro-chloride)

Required label warning: Hair colourants can cause severe allergic reactions Read and follow instructions

Source: EU CosIng — Annex III · checked Oct 16, 2026

US United States (FDA)

No specific rule on file. The FDA regulates few cosmetic ingredients by name; no rule does not mean approval.

Other markets

How Hydroxypropyl Bis(N-Hydroxyethyl-P-Phenylenediamine) HCL is treated in 3 more markets, from the overseas cosmetic regulation database compiled by Korea's MFDS. Always confirm with the regulator of that country before selling there.

MarketStatusConditions
CN ChinaRestricted MFDS summary (Korean): * 【화장품 중 최대사용농도】 배합한도 (산화형 염색제) : 0.4%(4염산염으로 계산)
AS ASEAN (10 countries)Restricted MFDS summary (Korean): * 【Restrictions】 Field of application and/or use : Hair dye substance in oxidative hair dye products. Use for dyeing eyelashes and eyebrows is not permitted. * 제한 【사용 범위】 : 산화형 염모제에 염색 성분으로 눈썹이나 속눈썹의 염색은 사용금지 * 【Restrictions】 Other limitations and requirements : After mixing under oxidative...
TW TaiwanRestricted 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。 ※...

Source: MFDS cosmetic ingredient use restrictions — overseas regulations · checked Oct 16, 2026

Also listed as

HYDROXYPROPYL BIS(N-HYDROXYETHYL-P-PHENYLENEDIAMINE) HCL 하이드록시프로필비스(N-하이드록시에틸-p-페닐렌다이아민)에이치씨엘

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.

Ask KBeauty Verified™
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