The quality of our products and environment-friendly production is important to us.

We are DQS certified in accordance with:

For quality assurance purposes raw materials and packaging and manufactured bulk ware are subject to constant control in our laboratory.

We use the following devices and methods for testing:

  • Liquid chromatography (HPLC with UV-, DAD- or RI detectors)
  • Gas chromatography (GC)
  • Infrared spectroscopy (FTIR)
  • Photometry
  • Further analytical procedures e.g. tensidtitrations und thin-layer chromatography
  • Microbiological testing by contractual partners