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Cosmetic ingredient (INCI)

Oxyquinoline Sulfate

Used in cosmetic products as antimicrobial and chelating. Oxyquinoline Sulfate is the salt of oxyquinoline and sulfuric acid.

Listed in several EU annexes
  • Prohibited in EU cosmetics, Annex II/395
  • Allowed with restrictions, Annex III/51

Annex III/51: (a) (0,3 % as base) / (b) (0,03 % as base)

The chemical behind this ingredient

Structure, properties, safety data and price information live on the chemical page.

Hydroxyquinoline sulfate chemical structure, C18H16N2O6S, CAS 134-31-6
Hydroxyquinoline sulfate
CAS 134-31-6C18H16N2O6S
37 suppliers
Hydroxyquinoline sulfate

IUPAC name: bis(quinolin-8-ol), sulfuric acid

  • 2D structure and identifiers
  • Measured and computed properties
  • GHS safety summary
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Oxyquinoline Sulfate suppliers

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Frequently asked questions

What is Oxyquinoline Sulfate used for in cosmetics?

Oxyquinoline Sulfate is used in cosmetic products as antimicrobial and chelating. Oxyquinoline Sulfate is the salt of oxyquinoline and sulfuric acid.

Is Oxyquinoline Sulfate restricted in cosmetics in the EU?

Oxyquinoline Sulfate is listed in the annexes of EU Cosmetics Regulation (EC) No 1223/2009: Annex II/395 (prohibited in eu cosmetics), Annex III/51 (allowed with restrictions). Annex III/51: (a) (0,3 % as base) / (b) (0,03 % as base) Always check the full annex entry for the conditions of use.

What is the CAS number of Oxyquinoline Sulfate?

Oxyquinoline Sulfate is listed with CAS number 134-31-6 and EC number 205-137-1.

Where can I buy Oxyquinoline Sulfate?

8 suppliers list Hydroxyquinoline sulfate on CompoundList. Compare them below or post a buy request with your grade and quantity.