The Sontex calibration laboratory SCS 0071 has been accredited since 1996 by the Swiss Accreditation Service SAS to ISO/IEC standard 17025, with periodic monitoring (see accreditation certificate and SCS directory). The lab is equipped with several water testing stations from 15°C to 85°C for flows of 5 litres/hour to 200 cubic meters/hour with ANSI threaded connections from ¾” to 2” and DIN flange joints from DN 15 to 150. The publication of trilingual measurement certificates is an important part of what is offered.