Sodium Polyphosphate

INCI: SODIUM POLYPHOSPHATE

CAS Number
68915-31-1 (also 10124-56-8 for sodium hexametaphosphate)
Function
Chelating Agent, Oral Care Agent, Viscosity Controlling
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes GRAS for food use; permitted in cosmetics; widely used in toothpaste as anti-tartar agent

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Long-chain polyphosphates can sequester calcium (relevant for oral care formulation). Hydrolysis to orthophosphate over time (stability consideration). Generally very safe profile.

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Concern Level: Low

Frequently Asked Questions

Is Sodium Polyphosphate safe in cosmetics?

Long-chain polyphosphates can sequester calcium (relevant for oral care formulation). Hydrolysis to orthophosphate over time (stability consideration). Generally very safe profile. The EU classifies Sodium Polyphosphate as "permitted". Safety rating: GOOD.

Is Sodium Polyphosphate allowed in the EU?

Sodium Polyphosphate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Sodium Polyphosphate do in cosmetics?

Sodium Polyphosphate functions as: Chelating Agent, Oral Care Agent, Viscosity Controlling. It is classified as a cosmetic ingredient in our database. CAS number: 68915-31-1 (also 10124-56-8 for sodium hexametaphosphate).

What is the Margin of Safety for Sodium Polyphosphate?

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.

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