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ISO/IEC 17025
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ISO/IEC 17025
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ISO/IEC 17025
EN 45001
Guide 25
ISO/IEC 17025
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ISO/IEC 17025
ISO/IEC 17025 : 2005
Guide 25
EN 45001
ISO 9001
ISO/IEC 17025
ISO 9001
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1994 2000
1999#
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ISO 17025
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ISO/IEC 17025
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ISO 9000 : 1994
ISO/IEC 17025
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ISO 9001:2000
(Competence)(Conformity)
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ISO/IEC 17025
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ISO/IEC 17025
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ISO/IEC 17025
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ISO/IEC 17025 : 2005
ISO/IEC 17025
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ISO/IEC 17025 : 2005
ISO 9001
ISO/IEC 17025 : 2005
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ISO/IEC 17000
VIM (Vocabulary of basic and general terms in Metrology)
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ISO/IEC 17000
VIM
(Vocabulary of basic and general terms in Metrology)
ISO 9000
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ISO/IEC 17025
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(5.2)
(5.3)
(5.4)
(5.5)
(5.6)
(5.7)
(5.8)
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ISO 5725
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half-width of an interval
VIMGUM
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CIPMBIPM
BIPM
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BIPM
CIPM
BIPMCIPM ISO
ISOISOTAG 4TAG 4
ISO/IEC 17025
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ISO
IEC, International Electrotechnical Commission
CIPM, Comte International Des Poids et Mesures
OIML, International Organization of Legal Metrology
IUPAC, International Union of Pure and Applied Chemistry
IUPAP, International Union of Pure and Applied Physics
IFCC, International Federation of Clinical Chemistry
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AB
AB
AV1
B u2j.
INC-1 (1981)
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gw=mg
g
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GUM
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)1(
)(1
2
1
nn
XXu
n
XX
n
i iXi
n
i i
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Date mg/l
02.05.00 1,0029.04.00 1,0605.05.00 0,9408.05.00 1,0008.05.00 0,9709.05.00 0,9409.05.00 1,0010.05.00 1,0610.05.00 1,0011.05.00 1,0311.05.00 0,9412.05.00 1,0012.05.00 0,9712.05.00 1,0015.05.00 1,0315.05.00 0,9716.05.00 1,0316.05.00 1,0017.05.00 1,0317.05.00 0,9719.05.00 1,0019.05.00 1,0022.05.00 1,0622.05.00 1,06
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GUM
yxi
),...,,( 21 nXXXfYf
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GUM
Temperature
Calibration
Repeatability
RepeatabilityRepeatability
m (gross)
Repeatability Repeatability
SensitivitySensitivity
LinearityLinearity
Mass
Volume Purity
cCd
Calibration Calibration
Concentration
V
PmcCd
ISO/IEC 17025
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GUM
Xiu
)1(
)(1
2
1
nn
XXu
n
XX
n
i i
Xi
n
i i
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A
B
GUM
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A
B
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A
XiXi Xi XiXiXi Xi Xi
Xi XiXiXi
E(x)
Var(X) Cov
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B
Uncertainty EvaluationType B
U is like Standard Deviation
u u .
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B
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GUM
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i
ni X
XXXfC
),...,,( 21
iC
Yiu
XiiYi uCu
GUM
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Yiu)(yuc
2Yic uyu
k=
UyUy
)(k
k
)(ykuUc
GUM
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GUM
U = s level of confidence 67%U = 2s level of confidence 95%U = 3s level of confidence 99%
Assumption: normal distribution (Gauss-Laplace-distribution)
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)(YU
GUM
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GUM
Black-Box
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VIM
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SI
SI
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VIM
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VIM
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www.ilac.org
accrditaion.org-www.european
www.eptis.bam.de
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