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BS PD 6644-2:1999
M00000347
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BS PD 6644-2:1999 Proficiency testing by interlaboratory comparisons. Selection and use of proficiency testing schemes by laboratory accreditation bodies
standard by BSI Group, 04/15/1999
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Cross References:
ISO/IEC Guide 25:1990
ISO/IEC Guide 43-1:1997