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NSF 55-2017
ISO 28199-1:2009 (R2018)
ISO 10957:2009 (R2015)
ISO 9713:2002 (R2012)
ISO 15903:2002 (R2014)
CWA 17029-103:2016
ISO 5667-15:2009 (R2015)
ASTM D7091-13
ITU-T J.189
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