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TM Verification Service




Checking of cleaned surfaces for organic residues after finishing the cleaning routine (CIP).



Using the world wide patentes indicator substance based on the THONHAUSER-PERSULPHATE-TECH_big.jpg.


Oxidizingresidues from proteins, fats, carbohydrates, polyphenoles, oxalates, yeasts, moulds spores, bacteria, aromas, allergenes.

Measuringthe status of clean in REAL TIME by means of color indication - corresponds to results of cultural methods.

Visible through safe oxidationresidues of organic material become visible as result of the oxidation process of persulphate - non-corrosive on stainless steel.

Validated documentationResults are logged by digital image - color detection, precise correlation between color and TOC-quantity (approved by SGS Fresenius, Taunusstein, Germany).

Effluent safeNo harmful ingredients in the waste water (certified by the University of Vienna), easy and fast application.



Authorized THONHAUSER CIP-experts will come to your plant and perform a full verification service which comprises of:

  • application of the TM indicator substance
  • detection of hidden problematic zones (e.g. insufficient cleaning routine)
  • analysis and documentation of the verification result
  • confidential reporting.
For more than 40 years we have been striving for best hygiene in the food-industry and have been developing high-performance cleaning detergents and tailored packages for the entire processing hygiene.

This is only possible with a strong, experienced team, where each one will attend to your specific hygiene needs with personal and competent consultation. Our sales team is here to assist you any time.

Michael Liebl

West-Österreich, Bayern, Norditalien, Schweiz

DI Tino Reikerstorfer

Austria, Worldwide