Test Media Systems for all purposes
PFINDER products of are adapted to the requirements of the automotive and (supplier-) industry and are in use worldwide. Pfinder belongs to the small number of companies in Germany that develop, produce and distribute testing fluids themselves. Thus a maximum of customer proximity as well as absolute flexibility can be guaranteed. Individual solutions are possible at any time.

We offer different test media systems in suitable packages for all application fields: Serial testing, spot testing or testing “on the way”. For testing under UV-light or by daylight.

PFINDER APELUX® performing sharp indications with high contrasts, also perfectly suited for automated examination of serial testing purposes.


Ready to use concentrates, fluorescent

  • suspendable in water or oil
  • daylight colour brown or black-green
  • dilutions 1:20 to 1:2000

Testing Oils

  • with dewatering effect and corrosion protection
  • flashpoint > 100°C

Ready to use suspension

  • magnetic particle fluids
  • contrast paint, cleaner

Products type tested according to EN ISO 9934-2

Advantages of PFINDER APELUX®

  • containing corrosion protection agents for up to 4 weeks outside storage (roofed)
  • extremely low-foaming and neutral in odor
  • easy and quickly suspendable

The compatibility of the product range PFINDER APELUX® 1017/x with VCI-foils of EXCOR® VALENO® by EXCOR was tested positively. The combined use can be recommended for perfect corrosion protection.