DIPROPYL OXALATE is graded C (Moderate) by Expert·ING, based on COSING regulatory data. It is restricted under EU COSING — AnnexIII-SAFETY-.

DIPROPYL OXALATE

Safety grade: C

Dipropyl oxalate is a synthetic chemical compound that helps bind and remove unwanted metal ions from cosmetic products. It also acts as a plasticizer to improve product texture and as a solvent to help dissolve other ingredients.

This ingredient works to prevent metal ions from causing discoloration or degradation in cosmetic formulas, while also improving the consistency and mixability of the product.

Graded using: COSING.

Last verified: May 26, 2026

Safer alternatives to DIPROPYL OXALATE

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