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KBeauty Verified™ — K-beauty checked against official records from Korea, the EU and the U.S.

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Slimes and sludges, copper electrolytic refining, decopperised, nickel sulfate

Korean: 구리 전해 제련 과정(copper electrolytic refining)중에 데코퍼레이션(decopperised된 슬라임 및 슬러지(Slimes and sludges), 니켈설페이트 · CAS 92129-57-2 ·

KR South Korea (MFDS)

No specific rule on file.

EU European Union (CosIng)

Prohibited Annex II/1422

Source: EU CosIng — Annex II · checked Oct 17, 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 Slimes and sludges, copper electrolytic refining, decopperised, nickel sulfate is treated in 1 more market, 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
AS ASEAN (10 countries)	Prohibited	—

Source: MFDS cosmetic ingredient use restrictions — overseas regulations · checked Oct 17, 2026

Also listed as

Slimes and sludges, copper electrolytic refining, decopperised, nickel sulfate 구리 전해 제련 과정(copper electrolytic refining)중에 데코퍼레이션(decopperised된 슬라임 및 슬러지(Slimes and sludges), 니켈설페이트

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.

Frequently asked questions

Is Slimes and sludges, copper electrolytic refining, decopperised, nickel sulfate banned in the European Union?

In the EU's CosIng records it is listed as “Prohibited” (EU CosIng — Annex II).

Is Slimes and sludges, copper electrolytic refining, decopperised, nickel sulfate banned in South Korea?

We found no specific rule for it in Korea's MFDS records. That is not an approval or a safety statement.

Is Slimes and sludges, copper electrolytic refining, decopperised, nickel sulfate allowed in cosmetics in the U.S.?

We found no specific rule for it in the FDA's records. That is not an approval or a safety statement.

What is Slimes and sludges, copper electrolytic refining, decopperised, nickel sulfate called on Korean labels?

Korea's MFDS standard Korean name is 구리 전해 제련 과정(copper electrolytic refining)중에 데코퍼레이션(decopperised된 슬라임 및 슬러지(Slimes and sludges), 니켈설페이트.

What is the CAS number of Slimes and sludges, copper electrolytic refining, decopperised, nickel sulfate?

CAS 92129-57-2 (from official records).