Phenyl Mercuric Benzoate

INCI: PHENYL MERCURIC BENZOATE

CAS Number
94-43-9 [^1_9]
Function
Preservative (mercury-based)
Safety Rating
POOR

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status restricted
EU Max Conc. 0.007%
๐Ÿ‡บ๐Ÿ‡ธ US Status restricted
US Notes Same as phenyl mercuric acetate โ€” 21 CFR 700.13 applies

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
high
Sensitization
high

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Mercury-based preservative with documented renal toxicity as the most sensitive endpoint. Risk is aggravated by additional exposure from non-cosmetic mercury sources.

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Concern Level: High

Regulatory Flags

preservative

Frequently Asked Questions

Is Phenyl Mercuric Benzoate safe in cosmetics?

Mercury-based preservative with documented renal toxicity as the most sensitive endpoint. Risk is aggravated by additional exposure from non-cosmetic mercury sources. The EU classifies Phenyl Mercuric Benzoate as "restricted". Safety rating: POOR.

Is Phenyl Mercuric Benzoate allowed in the EU?

Phenyl Mercuric Benzoate EU regulatory status: restricted. Maximum allowed concentration: 0.007%. This is based on EU Regulation 1223/2009 and its amendments.

What does Phenyl Mercuric Benzoate do in cosmetics?

Phenyl Mercuric Benzoate functions as: Preservative (mercury-based). It is classified as a cosmetic ingredient in our database. CAS number: 94-43-9 [^1_9].

What is the Margin of Safety for Phenyl Mercuric Benzoate?

adequate The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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