SONOGEL ultrasound gel is an approved form of contact agent in the field of sonography. It contains neither glycerine nor formaldehyde and is formulated to preserve the physiological protective layer of the skin at a ph-value of 5,5 - 6,0. SONOGEL is resistant to temperature change. The moisturing characteristics are very good. The removal of ex-cess SONOGEL is easy an complete. SONOGEL causes no soiling, stains nor rings on Clothing. Leading equipment manufacturer’s recommend the usage of SONOGEL as it has no detrimental effect on the ultrasound probes.