Phosphate Buffered Saline

INCI: PHOSPHATE BUFFERED SALINE

CAS Number
Not individually assigned (mixture: NaCl, KCl, Na₂HPO₄, KH₂PO₄)
Function
Solvent, buffering agent
Safety Rating
EXCELLENT

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes CIR Expert Panel: safe in present practices of use and concentration (2021)

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
negligible
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Phosphate Buffered Saline is a non-irritating solvent and buffering agent primarily used as a delivery vehicle for active ingredients, with CIR confirmation of safety at current usage levels.

⚠️
Concern Level: Low

Frequently Asked Questions

Is Phosphate Buffered Saline safe in cosmetics?

Phosphate Buffered Saline is a non-irritating solvent and buffering agent primarily used as a delivery vehicle for active ingredients, with CIR confirmation of safety at current usage levels. The EU classifies Phosphate Buffered Saline as "permitted". Safety rating: EXCELLENT.

Is Phosphate Buffered Saline allowed in the EU?

Phosphate Buffered Saline EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Phosphate Buffered Saline do in cosmetics?

Phosphate Buffered Saline functions as: Solvent, buffering agent. It is classified as a cosmetic ingredient in our database. CAS number: Not individually assigned (mixture: NaCl, KCl, Na₂HPO₄, KH₂PO₄).

What is the Margin of Safety for Phosphate Buffered Saline?

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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