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Your query 'United Kingdom' produced 8 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 ethane 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 ethane 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 ethane 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 ethane 10 to 100 0.2 10 to 100 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 %
methane ethane 10 to 100 20
Mechanism(s) for measurement service delivery: Calibration
Approved on 06 September 2012.
Internal NMI service identifier: NPL/68
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 %
propane ethane 10 to 100 20
Mechanism(s) for measurement service delivery: Calibration
Approved on 06 September 2012.
Internal NMI service identifier: NPL/70
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 ethane 1 to 200 0.3 to 0.2 1 to 200 0.3 to 0.2
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 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) ethane 5.0 to 50 2 1.0 to 50 2
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.