Results for: Uruguay
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In the CMCs uncertainty statements, the notation Q[a, b] stands for the root-sum-square of the terms between brackets: Q[a, b] = [a 2 + b 2]1/2
Unless otherwise stated the expanded uncertainties given below correspond to k = 2 (at a 95 % level of confidence)
Uruguay, LATU (Laboratorio Tecnologico del Uruguay)
Matrix or material Dissemination range of measurement capability Range of certified values in reference materials
Electrolytic conductivity in S/m Relative expanded uncertainty in % Electrolytic conductivity in S/m Relative expanded uncertainty in %
aqueous solution 1.50E-3 to 0.015 0.52 to 1.7 1.50E-3 to 0.015 0.6 to 2
  • Mechanism for measurement service delivery : MRC.ELE.106-MRC.ELE.104
  • Temperature for service 25ºC.
  • Approved on 28 April 2022
  • Institute service identifier : ELE.CE.001
Matrix or material Dissemination range of measurement capability Range of certified values in reference materials
Electrolytic conductivity in S/m Relative expanded uncertainty in % Electrolytic conductivity in S/m Relative expanded uncertainty in %
aqueous solution 0.15 to 1.5 0.17 to 0.56 0.15 to 1.5 0.18 to 0.7
  • Mechanism for measurement service delivery : MRC.ELE.107 MRC.ELE.108
  • Temperature for service 25ºC.
  • Approved on 28 April 2022
  • Institute service identifier : ELE.CE.002
Matrix or material Dissemination range of measurement capability Range of certified values in reference materials
pH in Absolute expanded uncertainty in pH in Absolute expanded uncertainty in
aqueous pH buffer 9.5 to 10.5 4.5E-3 9.5 to 10.5 1.0E-2 to 1.5E-2
  • Mechanism for measurement service delivery : MRC.ELE.007
  • Uncertainties of certified values in CRM certificates include uncertainty of Bates-Guggenheim convention (k = 2).
    Temperature for service: 25 ºC.
  • Approved on 26 April 2022
  • Institute service identifier : ELE.pH.004
Matrix or material Dissemination range of measurement capability Range of certified values in reference materials
pH in Absolute expanded uncertainty in pH in Absolute expanded uncertainty in
aqueous pH buffer solution 6.8 to 7.5 1.0E-2 6.8 to 7.5 1.0E-2
  • Mechanism for measurement service delivery : CRMs MRC.ELE.004 MRC.ELE.005
  • Uncertainties of certified values in CRM certificates include uncertainty of Bates-Guggenheim convention (approximately 0.010, k = 2). Temperature range for service: 15 ºC to 37 ºC; data given for 25 ºC.
  • Approved on 15 July 2017
  • Institute service identifier : ELE.pH.003
Matrix or material Dissemination range of measurement capability Range of certified values in reference materials
pH in Absolute expanded uncertainty in pH in Absolute expanded uncertainty in
aqueous pH buffer solution 4 to 4.2 1.0E-2 4 to 4.2 1.0E-2
  • Mechanism for measurement service delivery : CRMs MRC.ELE.003
  • Uncertainties of certified values in CRM certificates include uncertainty of Bates-Guggenheim convention (approximately 0.010, k = 2). Temperature range for service: 15 ºC to 37 ºC; data given for 25 ºC.
  • Approved on 15 July 2017
  • Institute service identifier : ELE.pH.001
Matrix or material Dissemination range of measurement capability Range of certified values in reference materials
pH in Absolute expanded uncertainty in pH in Absolute expanded uncertainty in
aqueous pH buffer 8.5 to 9.5 1.8E-2 8.5 to 9.5 1.9E-2 to 2.4E-2
  • Mechanism for measurement service delivery : MRC.ELE.006
  • Uncertainties of certified values in CRM certificates include uncertainty of Bates-Guggenheim convention (k = 2). Temperature for service: 25 ºC.
  • Approved on 28 April 2022
  • Institute service identifier : ELE.pH.005
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in µg/kg Absolute expanded uncertainty in % Mass fraction in µg/kg Absolute expanded uncertainty in µg/kg
drinking water arsenic 5 to 100 1.9 22.07 0.41
  • Mechanism for measurement service delivery : MRC.INO.101
  • Approved on 15 July 2017
  • Institute service identifier : INO.DW.001
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in mg/kg Absolute expanded uncertainty in % Mass fraction in mg/kg Absolute expanded uncertainty in mg/kg
drinking water calcium 5 to 150 1.9 to 1.6 26.21 0.62
  • Mechanism for measurement service delivery : MRC.INO.101
  • Approved on 15 July 2017
  • Institute service identifier : INO.DW.002
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in µg/kg Absolute expanded uncertainty in % Mass fraction in µg/kg Absolute expanded uncertainty in µg/kg
drinking water chromium 1 to 1000 4.5 to 1.5 54.2 0.93
  • Mechanism for measurement service delivery : MRC.INO.101
  • Approved on 15 July 2017
  • Institute service identifier : INO.DW.003
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in µg/kg Absolute expanded uncertainty in % Mass fraction in µg/kg Absolute expanded uncertainty in µg/kg
drinking water copper 2 to 2000 1.7 to 1 292.1 5.1
  • Mechanism for measurement service delivery : MRC.INO.101
  • Approved on 02 July 2018
  • Institute service identifier : INO.DW.004
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in mg/kg Absolute expanded uncertainty in % Mass fraction in Absolute expanded uncertainty in
infant formula copper 3 to 18 1.4
  • Mechanism for measurement service delivery : Calibration
  • Approved on 15 July 2017
  • Institute service identifier : INO.IF.001
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 in % Mass fraction in g/kg Relative expanded uncertainty in %
water ethanol 0.5 to 5 0.94 to 1.5 0.5 to 4 0.9 to 1.1
  • Mechanism for measurement service delivery : MRC.ORG.001, MRC.ORG.002, MRC.ORG.003, MRC.ORG.004
  • Approved on 23 October 2019
  • Institute service identifier : ORG.ET.001
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in µg/kg Absolute expanded uncertainty in % Mass fraction in µg/kg Absolute expanded uncertainty in µg/kg
drinking water iron 30 to 900 3 to 1 248.7 4.8
  • Mechanism for measurement service delivery : MRC.INO.101
  • Approved on 02 July 2018
  • Institute service identifier : INO.DW.005
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in mg/kg Absolute expanded uncertainty in % Mass fraction in mg/kg Absolute expanded uncertainty in mg/kg
drinking water magnesium 1 to 100 2.2 to 1.5 4.1 0.1
  • Mechanism for measurement service delivery : MRC.INO.101
  • Approved on 02 July 2018
  • Institute service identifier : INO.DW.006
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in µg/kg Absolute expanded uncertainty in % Mass fraction in µg/kg Absolute expanded uncertainty in µg/kg
drinking water nickel 1 to 600 3 to 1 12.5 0.3
  • Mechanism for measurement service delivery : MRC.INO.101
  • Approved on 02 July 2018
  • Institute service identifier : INO.DW.007
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in mg/kg Absolute expanded uncertainty in % Mass fraction in Absolute expanded uncertainty in
infant formula potassium 5000 to 1.60E4 2.2
  • Mechanism for measurement service delivery : Calibration
  • Approved on 15 July 2017
  • Institute service identifier : INO.IF.002
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in mg/kg Absolute expanded uncertainty in % Mass fraction in mg/kg Absolute expanded uncertainty in mg/kg
drinking water potassium 1 to 100 2.2 to 1.5 3.37 0.15
  • Mechanism for measurement service delivery : MRC.INO.101
  • Approved on 02 July 2018
  • Institute service identifier : INO.DW.008
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in µg/kg Absolute expanded uncertainty in % Mass fraction in µg/kg Absolute expanded uncertainty in µg/kg
drinking water selenium 10 to 100 3.5 to 2 14.93 0.68
  • Mechanism for measurement service delivery : MRC.INO.101
  • Approved on 02 July 2018
  • Institute service identifier : INO.DW.009
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in mg/kg Absolute expanded uncertainty in % Mass fraction in mg/kg Absolute expanded uncertainty in mg/kg
drinking water sodium 1 to 275 2.2 to 1.5 7.64 0.19
  • Mechanism for measurement service delivery : MRC.INO.101
  • Approved on 02 July 2018
  • Institute service identifier : INO.DW.010
Matrix or material Analyte or component Dissemination range of measurement capability Range of certified values in reference materials
Mass fraction in µg/kg Absolute expanded uncertainty in % Mass fraction in µg/kg Absolute expanded uncertainty in µg/kg
drinking water zinc 2 to 1400 4 to 1 143.4 2.6
  • Mechanism for measurement service delivery : MRC.INO.101
  • Approved on 02 July 2018
  • Institute service identifier : INO.DW.011

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