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Japan, NMIJ AIST (National Metrology Institute of Japan)
Complete CMCs in Chemistry for Sediments, soils, ores, and particulates for Japan (.PDF file)
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in mg/kg Relative expanded uncertainty
(k = 2, 95 %) in %
Mass fraction in % Absolute expanded uncertainty
(k = 2, 95 %) in %
dust and airborne particles lead 2 to 10000 5 to 2 0.11 0.0023
Mechanism(s) for measurement service delivery: NMIJ CRM 7308
Uncertainty convention 2.
Approved on 30 August 2017.
Internal NMI service identifier: NMIJ AIST/7308-14

Japan, NMIJ AIST (National Metrology Institute of Japan)
Complete CMCs in Chemistry for High purity chemicals for Japan (.PDF file)
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in % Absolute expanded uncertainty
(k = 2, 95 %) in %
Mass fraction in % Absolute expanded uncertainty
(k = 2, 95 %) in %
high purity potassium iodate oxidant expressed as potassium iodate 99.9 to 100.1 0.014 to 0.02 99.9 to 100.1 0.014 to 0.02
Mechanism(s) for measurement service delivery: NMIJ CRM 3006
Uncertainty convention 2.
Approved on 19 June 2014.
Internal NMI service identifier: NMIJ/3006

Japan, NMIJ AIST (National Metrology Institute of Japan)
Complete CMCs in Chemistry for Food for Japan (.PDF file)
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in g/kg Relative expanded uncertainty
(k = 2, 95 %) in %
Mass fraction in g/kg Absolute expanded uncertainty
(k = 2, 95 %) in g/kg
milk and dairy products calcium 0.5 to 100 10 to 1 8.65 0.38
Mechanism(s) for measurement service delivery: NMIJ CRM 7512-a
Milk powder.
Uncertainty convention 2.
Approved on 19 June 2014.
Internal NMI service identifier: NMIJ AIST/11-15-01

Japan, NMIJ AIST (National Metrology Institute of Japan)
Complete CMCs in Chemistry for Sediments, soils, ores, and particulates for Japan (.PDF file)
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in mg/kg Relative expanded uncertainty
(k = 2, 95 %) in %
Mass fraction in mg/kg Absolute expanded uncertainty
(k = 2, 95 %) in mg/kg
dust and airborne particles manganese 2 to 10000 5 to 2 645 18
Mechanism(s) for measurement service delivery: NMIJ CRM 7308
Uncertainty convention 2.
Approved on 30 August 2017.
Internal NMI service identifier: NMIJ AIST/7308-15

Japan, NMIJ AIST (National Metrology Institute of Japan)
Complete CMCs in Chemistry for High purity chemicals for Japan (.PDF file)
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in % Absolute expanded uncertainty
(k = 2, 95 %) in %
Mass fraction in % Absolute expanded uncertainty
(k = 2, 95 %) in %
high purity sodium oxalate reductants expressed as sodium oxalate 99.9 to 100.1 0.023 to 0.025 99.9 to 100.1 0.023 to 0.025
Mechanism(s) for measurement service delivery: NMIJ CRM 3007
Uncertainty convention 2.
Approved on 19 June 2014.
Internal NMI service identifier: NMIJ/3007

Japan, NMIJ AIST (National Metrology Institute of Japan)
Complete CMCs in Chemistry for Food for Japan (.PDF file)
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in g/kg Relative expanded uncertainty
(k = 2, 95 %) in %
Mass fraction in g/kg Absolute expanded uncertainty
(k = 2, 95 %) in g/kg
milk and dairy products iron 0.01 to 10 10 to 2 0.104 0.007
Mechanism(s) for measurement service delivery: NMIJ CRM 7512-a
Milk powder.
Uncertainty convention 2.
Approved on 19 June 2014.
Internal NMI service identifier: NMIJ AIST/11-15-02

Japan, NMIJ AIST (National Metrology Institute of Japan)
Complete CMCs in Chemistry for Sediments, soils, ores, and particulates for Japan (.PDF file)
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in mg/kg Relative expanded uncertainty
(k = 2, 95 %) in %
Mass fraction in mg/kg Absolute expanded uncertainty
(k = 2, 95 %) in mg/kg
dust and airborne particles cadmium 0.1 to 1000 10 to 2 43 1.4
Mechanism(s) for measurement service delivery: NMIJ CRM 7308
Uncertainty convention 2.
Approved on 30 August 2017.
Internal NMI service identifier: NMIJ AIST/7308-16

Japan, NMIJ AIST (National Metrology Institute of Japan)
Complete CMCs in Chemistry for High purity chemicals for Japan (.PDF file)
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in % Relative expanded uncertainty
(k = 2, 95 %) in %
Mass fraction in % Absolute expanded uncertainty
(k = 2, 95 %) in %
high purity Tris(hydroxymethyl)aminomethane total base expressed as tris(hydroxymethyl)aminomethane 99.9 to 100.1 0.031 99.9 to 100.1 0.031
Mechanism(s) for measurement service delivery: NMIJ CRM 3012
Uncertainty convention 1.
Approved on 30August 2017.
Internal NMI service identifier: NMIJ/3012

Japan, NMIJ AIST (National Metrology Institute of Japan)
Complete CMCs in Chemistry for Food for Japan (.PDF file)
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in g/kg Relative expanded uncertainty
(k = 2, 95 %) in %
Mass fraction in g/kg Absolute expanded uncertainty
(k = 2, 95 %) in g/kg
milk and dairy products potassium 0.1 to 100 10 to 1 8.41 0.33
Mechanism(s) for measurement service delivery: NMIJ CRM 7512-a
Milk powder.
Uncertainty convention 2.
Approved on 19 June 2014.
Internal NMI service identifier: NMIJ AIST/11-15-03

Japan, NMIJ AIST (National Metrology Institute of Japan)
Complete CMCs in Chemistry for High purity chemicals for Japan (.PDF file)
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in kg/kg Absolute expanded uncertainty
(k = 2, 95 %) in kg/kg
Mass fraction in kg/kg Absolute expanded uncertainty
(k = 2, 95 %) in kg/kg
high purity testosterone testosterone 0.995 to 1.000 0.002 to 0.001 0.9984 0.0015
Mechanism(s) for measurement service delivery: NMIJ CRM 6002
Uncertainty convention 2.
Approved on 20 January 2016.
Internal NMI service identifier: NMIJ/6002

Japan, NMIJ AIST (National Metrology Institute of Japan)
Complete CMCs in Chemistry for Food for Japan (.PDF file)
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in g/kg Relative expanded uncertainty
(k = 2, 95 %) in %
Mass fraction in g/kg Absolute expanded uncertainty
(k = 2, 95 %) in g/kg
milk and dairy products magnesium 0.1 to 100 10 to 1 0.819 0.024
Mechanism(s) for measurement service delivery: NMIJ CRM 7512-a
Milk powder.
Uncertainty convention 2.
Approved on 19 June 2014.
Internal NMI service identifier: NMIJ AIST/11-15-04

Japan, NMIJ AIST (National Metrology Institute of Japan)
Complete CMCs in Chemistry for Gases for Japan (.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 mol/mol Absolute expanded uncertainty
(k = 2, 95 %) in mmol/mol
Amount-of-substance fraction in mol/mol Absolute expanded uncertainty
(k = 2, 95 %) in mmol/mol
vinyl chloride vinyl chloride 0.99 to 1 5 to 0.01 0.99 to 1 5 to 0.01
Mechanism(s) for measurement service delivery: NMIJ CRM 4041
Uncertainty convention 2.
Approved on 15 December 2008.
Internal NMI service identifier: NMIJ AIST/340025
This displays only one part of a multi-component CMC.

Japan, NMIJ AIST (National Metrology Institute of Japan)
Complete CMCs in Chemistry for Gases for Japan (.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 %
vinyl chloride nitrogen 5 to 100 30 to 2 5 to 100 30 to 2
Mechanism(s) for measurement service delivery: NMIJ CRM 4041
Internal NMI service identifier: NMIJ AIST/340025
This displays only one part of a multi-component CMC.

Japan, NMIJ AIST (National Metrology Institute of Japan)
Complete CMCs in Chemistry for Gases for Japan (.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 %
vinyl chloride oxygen 5 to 100 30 to 2 5 to 100 30 to 2
Mechanism(s) for measurement service delivery: NMIJ CRM 4041
Internal NMI service identifier: NMIJ AIST/340025
This displays only one part of a multi-component CMC.

Japan, NMIJ AIST (National Metrology Institute of Japan)
Complete CMCs in Chemistry for Gases for Japan (.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 %
vinyl chloride argon 5 to 100 30 to 2 5 to 100 30 to 2
Mechanism(s) for measurement service delivery: NMIJ CRM 4041
Internal NMI service identifier: NMIJ AIST/340025
This displays only one part of a multi-component CMC.

Japan, NMIJ AIST (National Metrology Institute of Japan)
Complete CMCs in Chemistry for Gases for Japan (.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 %
vinyl chloride carbon dioxide 5 to 100 30 to 2 5 to 100 30 to 2
Mechanism(s) for measurement service delivery: NMIJ CRM 4041
Internal NMI service identifier: NMIJ AIST/340025
This displays only one part of a multi-component CMC.

Japan, NMIJ AIST (National Metrology Institute of Japan)
Complete CMCs in Chemistry for Gases for Japan (.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 %
vinyl chloride methylchloride 1 to 200 30 to 2 1 to 200 30 to 2
Mechanism(s) for measurement service delivery: NMIJ CRM 4041
Internal NMI service identifier: NMIJ AIST/340025
This displays only one part of a multi-component CMC.

Japan, NMIJ AIST (National Metrology Institute of Japan)
Complete CMCs in Chemistry for Gases for Japan (.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 %
vinyl chloride ethyl chloride 1 to 100 20 to 2 1 to 100 20 to 2
Mechanism(s) for measurement service delivery: NMIJ CRM 4041
Internal NMI service identifier: NMIJ AIST/340025
This displays only one part of a multi-component CMC.

Japan, NMIJ AIST (National Metrology Institute of Japan)
Complete CMCs in Chemistry for Gases for Japan (.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 %
vinyl chloride water 50 to 500 30 to 25 50 to 500 30 to 25
Mechanism(s) for measurement service delivery: NMIJ CRM 4041
Internal NMI service identifier: NMIJ AIST/340025
This displays only one part of a multi-component CMC.

Japan, NMIJ AIST (National Metrology Institute of Japan)
Complete CMCs in Chemistry for High purity chemicals for Japan (.PDF file)
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in kg/kg Absolute expanded uncertainty
(k = 2, 95 %) in kg/kg
Mass fraction in kg/kg Absolute expanded uncertainty
(k = 2, 95 %) in kg/kg
high purity triolein triolein 0.990 to 1.000 0.003 to 0.001 0.994 to 0.994 0.003
Mechanism(s) for measurement service delivery: NMIJ CRM 6009
Uncertainty convention 2.
Approved on 20 January 2016.
Internal NMI service identifier: NMIJ/6009