VTI’s Calibration Laboratory is ILAC and A2LA accredited (Cert. #1707.01).  We offer certified recalibration and repair services for all brands of calibrated leaks, all gases, and all leak rates. Our measurement and test equipment (M&TE) are calibrated traceable to National Metrology Institutes with Mutual Recognition Arrangements (NMI/MRA) such as NIST. Additionally, our calibrations are in accordance with and accredited to ISO/IEC 17025:2017 and are in compliance with ANSI/NCSL Z540-1-1994.