Deformulation of a maintenance product


Composition study or reverse engineering


Deformulation, also called reverse engineering or in English "reverse engineering" consists in the separation , identification and quantification of the ingredients present in a formulation.

Our client, suspecting his competitor of copying it, wished to carry out a formulation comparison. We therefore analyzed its product and the competitor's product in order to highlight differences / similarities.


Thanks to the complete study of the 2 products, the Polymex laboratory has succeeded in highlighting and quantifying the products present, namely:
- Sodium lauryl sulfate or SLS [151-21-3]
- Cocamidopropyl betaine [61789-40-0]
- Cocamide diethanolamine [68603-42-9]
- Ethanol [64-17-5]
- Limonene [138-86-3] / [5989-27-5] / [5989-54-8]

Surfactant SLS dans cosmétiques
Déformulation produit d'entretien




=> Different analytical techniques have been highlighted in order to visualize all the constituents

  • HS/GCMS analyzes for the detection of volatile and ultra-volatile organic compounds
  • UPLC/TOF-MS analyzes for detection of semi-volatile organic compounds


You also need competitive characterization of products , to search for batch variations (in particular "compliant" Vs "non-compliant" batches) or even intellectual property disputes.
The team is at your disposal to study your needs.

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