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김영진 ( Young Jin Kim ),배석문 ( Seog Moon Bae ),송미정 ( Mi Jeong Song ),이희숙 ( Hee Suk Lee ),고재현 ( Jae Hyun Ko ),정화숙 ( Hwa Suk Jeong ),문신득 ( Sin Deuk Moon ),최진택 ( Jin Taek Choi ),노재순 ( Jae Soon Roh ),빈재훈 ( J 한국수처리학회 2011 한국수처리학회지 Vol.19 No.4
Our institute has been carried out to secure a confidence for the analysis results. As a result, we obtained a certificate of accreditation for International Laboratory Accreditation Scheme in analytical criteria of 55 parameters of drinking water quality. The Korea Laboratory Accreditation Scheme (KOLAS) also accredited our testing laboratories in accordance with the provisions of Acticle 2.021 of the National Standards. For a reliability for analytical results of water quality, a measurement uncertainty of 74 % mainly depended on the calibration curve of standard solution. Based on the mid-test results of quality assurance (QA)/ quality control (QC) for laboratory facilities, the limit of quantification for volatile organic compounds (VOC) was in the range of 2~3 ㎍/L, which was in the range of a goal value of the quality control. The R2 value of calibration curve for the VOC was 0.99. The precision and accuracy also were in the range of 1~2 % and 94~115 %, respectively. For proficiency test, we obtained an accreditation of an objective analytical ability by getting a suitable decision through a participation (total 14th times) in proficiency test, which had been held on a domestic and foreign.