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International calibration institution: International calibration institution is an institute whose ability in performing calibration test on meters is recognized internationally for the purpose of maintaining measurement error in meters within the permissible tolerance and securing trust in measurement results, by performing standard of higher precision accuracy as well as regular calibration and maintaining the traceability with national measurement standard in order to continue to maintain precision accuracy on meters in accordance with ISO/IEC17025 requirements for recognition and Article 14 of Framework Act on National Standards.

국제공인교정기관 인정서 Written recognition for international calibration institution

Certificate of Accreditation: Certificate number : KC01 - 187; Name of institute : Korea Water Resources Corporation(K-water); Representative : Choi Byung Man; Corporation registration number : 164171 - 0000052; Address of corporation : San 6-2, Yeonchuk-dong, Daedeok-gu, Daejeon, Korea; Recognized area : Liquid flowmeter, raingauge, hydrograph; Calibration items : Electronic, ultrasonic wave, differential pressure, capacity, mass, turbine, vortex, open channel flowmeter