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Zinc chloride hydroxide

CAS 12525-93-8

Also registered as 4 other CAS numbers

1234371-46-0 · 1558696-34-6 · 1606175-43-2 · 12167-79-2

Concern score

Not assessed — no hazard data yet.

Zinc chloride hydroxide in plain language

What it is

Also known as Zinc chloride hydroxide (Zn5Cl2(OH)8), hydrate (1:1) · Zinc chloride hydroxide (Zn5(OH)8Cl2), monohydrate · Zinc chloride hydroxide (Zn5Cl2(OH)8), monohydrate · Zinc chloride hydroxide monohydrate · Zinc chloride hydroxide monohydrate (Zn5(OH)8Cl2·H2O)

What it does

Used in cosmetics as a bulking agent.

  • Bulking
Is it a concern?
We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

What we know about this ingredient

EPA DSSTox provides the canonical identifier, structure, and synonym profile for this chemical.

Regulation

No restrictions found. Zinc chloride hydroxide appears in these published regulatory listings.

  • EUCosIngActiveListed in CosIng inventory for cosmetic use.
    • Listed in CosIng inventory for cosmetic use.Source →

Expert safety opinions

No expert opinion on file for Zinc chloride hydroxide. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

  • SCCS

    EU Scientific Committee on Consumer Safety

    No SCCS opinion on file.

  • CIR

    Cosmetic Ingredient Review (US expert panel)

    No CIR safety assessment on file.

Evidence & sources

No graded research studies for Zinc chloride hydroxide yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

2 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →
  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Catalog

Found in these products

Cosmetic and personal-care products that list Zinc chloride hydroxide are shown first. Their ingredient lists include Zinc chloride hydroxide; each product's own rating depends on its whole formula, so it is shown on the product page, not here.