Good Preservative NOAEL Data Sensitization Data

Silver Chloride

INCI: SILVER CHLORIDE

CAS Number
7783-90-6
Function
Preservative (Antimicrobial)
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status restricted
EU Max Conc. 0.004% (as AgCl) - must be 20% AgCl w/w on TiO2 carrier
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes No FDA monograph. No GRAS classification.

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Toxicological Studies

6 study endpoints found for Silver Chloride. NOAEL (No Observed Adverse Effect Level) values are used to calculate the Margin of Safety per SCCS methodology.

Endpoint Value Route Species Study Type Source
NOAEL >=320 mg/kg bw/day oral rat oral REACH
NOAEL >=247.7 mg/kg bw/day oral - oral REACH
LOAEL 100 mg/kg bw/day oral rat oral REACH
LOEL 14 other oral rat oral REACH
LOAEL 85.8 mg/kg bw/day oral - oral REACH
LOEL 12 mg/kg bw/day oral - oral REACH

Sensitization Profile

Contact sensitization data for Silver Chloride based on clinical patch test studies and IFRA standards.

Sensitization Rate
low
Allergen Class
preservative
EU Allergen Listed
no
Patch Test Positive Rate
0.2%
Cross-reactivity Group
none
Reaction Type
contact-dermatitis

Source: IVDK; SCCS

Expert Verdict

Restricted to 0.004% AgCl maximum, only as 20% AgCl on TiO2 carrier. Prohibited in children under 3 years and in oral, eye, and lip products.

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Concern Level: Low

Regulatory Flags

EU_RESTRICTED eu_cosing_listed

Frequently Asked Questions

Is Silver Chloride safe in cosmetics?

Restricted to 0.004% AgCl maximum, only as 20% AgCl on TiO2 carrier. Prohibited in children under 3 years and in oral, eye, and lip products. The EU classifies Silver Chloride as "restricted". Safety rating: GOOD. 6 toxicological study endpoint(s) are available in our database.

Is Silver Chloride allowed in the EU?

Silver Chloride EU regulatory status: restricted. Maximum allowed concentration: 0.004% (as AgCl) - must be 20% AgCl w/w on TiO2 carrier. This is based on EU Regulation 1223/2009 and its amendments.

What does Silver Chloride do in cosmetics?

Silver Chloride functions as: Preservative (Antimicrobial). It is classified as a Preservative in our database. CAS number: 7783-90-6.

What is the Margin of Safety for Silver Chloride?

not established 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.

What is the NOAEL for Silver Chloride?

The NOAEL (No Observed Adverse Effect Level) for Silver Chloride is >=320 mg/kg bw/day based on a oral study via oral route in rat. A total of 6 study endpoints are available. Source: REACH.

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