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Your query 'United Kingdom' produced 12 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 %
nitrogen propane 2 to 50 3 10 to 100 4
Mechanism(s) for measurement service delivery: PRGM, SGS and calibration
Internal NMI service identifier: NPL/53
This displays only one part of a multi-component CMC.

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 %
nitrogen propane 2 to 10 3 2 to 10 3
Mechanism(s) for measurement service delivery: PRGM, SGS and calibration
Internal NMI service identifier: NPL/54
This displays only one part of a multi-component CMC.

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 %
nitrogen propane 1 to 50 1.5 1 to 50 1.5 to 1
Mechanism(s) for measurement service delivery: PRGM and calibration
Internal NMI service identifier: NPL/63
This displays only one part of a multi-component CMC.

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 mmol/mol Relative expanded uncertainty
(k = 2, 95 %) in %
Amount-of-substance fraction in mmol/mol Absolute expanded uncertainty
(k = 2, 95 %) in %
refinery gas propane 1 to 50 0.2 1 to 50 0.2
Mechanism(s) for measurement service delivery: PRGM and calibration
Internal NMI service identifier: NPL/66
This displays only one part of a multi-component CMC.

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
Amount-of-substance fraction in µmol/mol Relative expanded uncertainty
(k = 2, 95 %) in %
ethane propane 10 to 100 20
Mechanism(s) for measurement service delivery: Calibration
Internal NMI service identifier: NPL/69
This displays only one part of a multi-component CMC.

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 propane 1 to 100 0.3 1 to 100 3
Mechanism(s) for measurement service delivery: PRGM and calibration
Internal NMI service identifier: NPL/58 rev
This displays only one part of a multi-component CMC.

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 mmol/mol Relative expanded uncertainty
(k = 2, 95 %) in %
Amount-of-substance fraction in mmol/mol Absolute expanded uncertainty
(k = 2, 95 %) in %
synthetic natural gas propane 0.5 to 100 0.15 to 0.12 0.5 to 100 0.15 to 0.12
Mechanism(s) for measurement service delivery: PRGM and calibration
Internal NMI service identifier: NPL/61rev2
This displays only one part of a multi-component CMC.

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 %
synthetic air propane 1 to 10 1 to 0.2 1 to 10 1 to 0.2
Mechanism(s) for measurement service delivery: PRGM and calibration
Approved on 08 July 2015.
Internal NMI service identifier: NPL/107

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 propane 0.01001 to 10 100.0 to 0.1 0.01001 to 10.0 100.0 to 0.1
Mechanism(s) for measurement service delivery: PRGM and calibration
Approved on 30 June 2017.
Internal NMI service identifier: NPL/GA13

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 propane 10 to 10000 0.1 10.0 to 10000 0.1
Mechanism(s) for measurement service delivery: PRGM and calibration
Approved on 30 June 2017.
Internal NMI service identifier: NPL/GA14

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 mmol/mol Absolute expanded uncertainty
(k = 2, 95 %) in %
nitrogen or air propane 10 to 10000 0.14 10.0 to 10000 0.14
Mechanism(s) for measurement service delivery: PRGM and calibration
Internal NMI service identifier: NPL/GA19
This displays only one part of a multi-component CMC.

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 mmol/mol Relative expanded uncertainty
(k = 2, 95 %) in %
Amount-of-substance fraction in mmol/mol Absolute expanded uncertainty
(k = 2, 95 %) in %
liquefied petroleum gas (LPG); liquefied natural gas (LNG) propane 5.0 to 750 0.6 1.0 to 750 0.6
Mechanism(s) for measurement service delivery: PRGM and calibration
Approved on 28 June 2018.
Internal NMI service identifier: NPL/GA25
This displays only one part of a multi-component CMC.