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CMCs Chemistry (5)
IONIZING RADIATION
Ambient dose equivalent rate
CHEMICAL MATERIAL
nitrogen
nitrogen or air (4)
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CHEMICAL ANALYTE
ethane
sulfur dioxide (5)
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United Kingdom (5)
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Your query 'United Kingdom' produced 5 results New search

United Kingdom, NPL (National Physical Laboratory)
Complete CMCs in Chemistry for Gases for United Kingdom (.PDF file)
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Amount-of-substance fraction in nmol/mol Relative expanded uncertainty
(k = 2, 95 %) in %
Amount-of-substance fraction in nmol/mol Absolute expanded uncertainty
(k = 2, 95 %) in %
synthetic air sulfur dioxide 100 to 1000 2.0 to 1.5 100 to 1000 2.0 to 1.5
Mechanism(s) for measurement service delivery: SGS and calibration
Approved on 28 June 2016.
Internal NMI service identifier: NPL/30 rev

United Kingdom, NPL (National Physical Laboratory)
Complete CMCs in Chemistry for Gases for United Kingdom (.PDF file)
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Amount-of-substance fraction in µmol/mol Relative expanded uncertainty
(k = 2, 95 %) in %
Amount-of-substance fraction in µmol/mol Absolute expanded uncertainty
(k = 2, 95 %) in %
nitrogen or air sulfur dioxide 0.1 to 0.28 2.8 to 1 0.1 to 0.28 2.8 to 1.0
Mechanism(s) for measurement service delivery: SGS and calibration
Approved on 30 June 2017.
Internal NMI service identifier: NPL/GA15

United Kingdom, NPL (National Physical Laboratory)
Complete CMCs in Chemistry for Gases for United Kingdom (.PDF file)
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Amount-of-substance fraction in µmol/mol Relative expanded uncertainty
(k = 2, 95 %) in %
Amount-of-substance fraction in µmol/mol Absolute expanded uncertainty
(k = 2, 95 %) in %
nitrogen or air sulfur dioxide 0.28 to 1.4 1.0 to 1 0.28 to 1.4 1.0
Mechanism(s) for measurement service delivery: SGS and calibration
Approved on 30 June 2017.
Internal NMI service identifier: NPL/GA16

United Kingdom, NPL (National Physical Laboratory)
Complete CMCs in Chemistry for Gases for United Kingdom (.PDF file)
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Amount-of-substance fraction in µmol/mol Relative expanded uncertainty
(k = 2, 95 %) in %
Amount-of-substance fraction in µmol/mol Absolute expanded uncertainty
(k = 2, 95 %) in %
nitrogen or air sulfur dioxide 1.4 to 10 1.0 to 0.1406 1.4 to 10 1.0 to 0.14
Mechanism(s) for measurement service delivery: PRGM and calibration
Approved on 30 June 2017.
Internal NMI service identifier: NPL/GA17

United Kingdom, NPL (National Physical Laboratory)
Complete CMCs in Chemistry for Gases for United Kingdom (.PDF file)
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Amount-of-substance fraction in µmol/mol Relative expanded uncertainty
(k = 2, 95 %) in %
Amount-of-substance fraction in µmol/mol Absolute expanded uncertainty
(k = 2, 95 %) in %
nitrogen or air sulfur dioxide 10 to 5.00E+05 0.14 10.0 to 5.00E+05 0.14
Mechanism(s) for measurement service delivery: PRGM and calibration
Approved on 30 June 2017.
Internal NMI service identifier: NPL/GA18