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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)
Bolivia, IBMETRO (Instituto Boliviano de Metrología)
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 |
5.0E-3 |
4 to 4.2 |
6.0E-3 to 2.4E-2 |
-
Mechanism for measurement service delivery :
Provision of CRM certified by differential cell procedure according to IUPAC Recommendations 2002 to customers. Calibration of customer supplied samples
-
Uncertainties of certified values do not include uncertainty of Bates-Guggenheim convention. Temperature data given for 25 ºC.
-
Approved on
01 September 2023
-
Institute service identifier : 574101MRC 100
-
CMC ID :
SIM-QM-BO-000000Z9-2
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 |
9.5 to 10.5 |
1.0E-2 to 1.2E-2 |
9.5 to 10.5 |
2.3E-2 |
-
Mechanism for measurement service delivery :
Calibration and Certified Reference Material (MRC 102) Services
-
Uncertainties of certified values do not include uncertainty of Bates-Guggenheim convention. Temperature data given for 25 ºC.
-
Approved on
08 September 2023
-
Institute service identifier : MRC 102
-
CMC ID :
SIM-QM-BO-00000NSL-1
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 |
8.5 to 9.5 |
4.8E-2 to 6.0E-2 |
|
|
-
Mechanism for measurement service delivery :
Calibration and Reference Measurement Services
-
Temperature data given for 25 ºC.
The uncertainty does not include the contribution of the Bates-Guggenheim convention.
-
Approved on
11 September 2023
-
Institute service identifier : MRC 128
-
CMC ID :
SIM-QM-BO-00000NSK-1
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 |
2.0E-2 |
-
Mechanism for measurement service delivery :
Provision of CRM certified by differential cell procedure according to IUPAC Recommendations 2002 to customers. Calibration of customer supplied samples
-
Uncertainties of certified values do not include uncertainty of Bates-Guggenheim convention. Temperature data given for 25 ºC.
-
Approved on
08 September 2023
-
Institute service identifier : MRC 101
-
CMC ID :
SIM-QM-BO-000000ZA-2
Matrix or material |
Analyte or component |
Dissemination range of measurement capability |
Range of certified values in reference materials |
Mass fraction in µg/kg |
Relative expanded uncertainty in % |
Mass fraction in % |
Absolute expanded uncertainty in % |
Drinking water and synthetic water |
arsenic |
8 to 45 |
9.5 to 1.3E1 |
|
|
-
Mechanism for measurement service delivery :
Reference value assignment for proficiency test samples, measurement of customer supplied samples.
-
Approved on
05 September 2024
-
Institute service identifier : 572281
-
CMC ID :
SIM-QM-BO-00000PM3-1
Matrix or material |
Analyte or component |
Dissemination range of measurement capability |
Range of certified values in reference materials |
Mass fraction in µg/kg |
Relative expanded uncertainty in % |
Mass fraction in µg/kg |
Relative expanded uncertainty in % |
Drinking water and synthetic water |
cadmium |
2 to 50 |
9.2 to 1.1E1 |
15.47 |
1.5E1 |
-
Mechanism for measurement service delivery :
Provision of CRM of multielemental solution, value assignment for proficiency test samples, measurement of customer supplied samples.
-
Approved on
05 September 2024
-
Institute service identifier : MRC 111
-
CMC ID :
SIM-QM-BO-00000PM1-1
Matrix or material |
Analyte or component |
Dissemination range of measurement capability |
Range of certified values in reference materials |
Mass fraction in µg/kg |
Relative expanded uncertainty in % |
Mass fraction in µg/kg |
Relative expanded uncertainty in % |
Drinking water and synthetic water |
lead |
2 to 50 |
4.2 to 8.1 |
15.82 |
9.9 |
-
Mechanism for measurement service delivery :
Provision of CRM of multielemental solution, value assignment for proficiency test samples, measurement of customer supplied samples.
-
Approved on
05 September 2024
-
Institute service identifier : MRC 111
-
CMC ID :
SIM-QM-BO-00000PM2-1
Mass ,
Mass
:
20 mg
Conventional mass
Absolute expanded uncertainty
:
1.0E-2 mg
Direct comparison
Temperature : 18 °C to 22 °C
Humidity : 40 %HR to 60 %HR
Approved on 13 July 2017
Institute service identifier : IBMETRO/5117104
CMC ID :
SIM-M-BO-0000093N-1
Mass ,
Mass
:
5 g
Conventional mass
Absolute expanded uncertainty
:
5.0E-2 mg
Direct comparison
Temperature : 18 °C to 22 °C
Humidity : 40 %HR to 60 %HR
Approved on 13 July 2017
Institute service identifier : IBMETRO/5117104
CMC ID :
SIM-M-BO-0000093U-1
Mass ,
Mass
:
100 mg
Conventional mass
Absolute expanded uncertainty
:
1.6E-2 mg
Direct comparison
Temperature : 18 °C to 22 °C
Humidity : 40 %HR to 60 %HR
Approved on 13 July 2017
Institute service identifier : IBMETRO/5117104
CMC ID :
SIM-M-BO-0000093P-1
Mass ,
Mass
:
500 mg
Conventional mass
Absolute expanded uncertainty
:
2.5E-2 mg
Direct comparison
Temperature : 18 °C to 22 °C
Humidity : 40 %HR to 60 %HR
Approved on 13 July 2017
Institute service identifier : IBMETRO/5117104
CMC ID :
SIM-M-BO-0000093R-1
Mass ,
Mass
:
20 g
Conventional mass
Absolute expanded uncertainty
:
8.0E-2 mg
Direct comparison
Temperature : 18 °C to 22 °C
Humidity : 40 %HR to 60 %HR
Approved on 13 July 2017
Institute service identifier : IBMETRO/5117104
CMC ID :
SIM-M-BO-0000093W-1
Mass ,
Mass
:
200 g
Conventional mass
Absolute expanded uncertainty
:
0.3 mg
Direct comparison
Temperature : 18 °C to 22 °C
Humidity : 40 %HR to 60 %HR
Approved on 13 July 2017
Institute service identifier : IBMETRO/5117104
CMC ID :
SIM-M-BO-0000093Z-1
Mass ,
Mass
:
10 mg
Conventional mass
Absolute expanded uncertainty
:
8.0E-3 mg
Direct comparison
Temperature : 18 °C to 22 °C
Humidity : 40 %HR to 60 %HR
Approved on 13 July 2017
Institute service identifier : IBMETRO/5117104
CMC ID :
SIM-M-BO-0000093M-1
Mass ,
Mass
:
50 mg
Conventional mass
Absolute expanded uncertainty
:
1.2E-2 mg
Direct comparison
Temperature : 18 °C to 22 °C
Humidity : 40 %HR to 60 %HR
Approved on 13 July 2017
Institute service identifier : IBMETRO/5117104
CMC ID :
SIM-M-BO-0000093O-1
Mass ,
Mass
:
10 g
Conventional mass
Absolute expanded uncertainty
:
6.0E-2 mg
Direct comparison
Temperature : 18 °C to 22 °C
Humidity : 40 %HR to 60 %HR
Approved on 13 July 2017
Institute service identifier : IBMETRO/5117104
CMC ID :
SIM-M-BO-0000093V-1
Mass ,
Mass
:
1 g
Conventional mass
Absolute expanded uncertainty
:
3.0E-2 mg
Direct comparison
Temperature : 18 °C to 22 °C
Humidity : 40 %HR to 60 %HR
Approved on 13 July 2017
Institute service identifier : IBMETRO/5117104
CMC ID :
SIM-M-BO-0000093S-1
Mass ,
Mass
:
1000 g
Conventional mass
Absolute expanded uncertainty
:
1.6 mg
Direct comparison
Temperature : 18 °C to 22 °C
Humidity : 40 %HR to 60 %HR
Approved on 13 July 2017
Institute service identifier : IBMETRO/5117105
CMC ID :
SIM-M-BO-00000941-1
Mass ,
Mass
:
2 g
Conventional mass
Absolute expanded uncertainty
:
4.0E-2 mg
Direct comparison
Temperature : 18 °C to 22 °C
Humidity : 40 %HR to 60 %HR
Approved on 13 July 2017
Institute service identifier : IBMETRO/5117104
CMC ID :
SIM-M-BO-0000093T-1
Mass ,
Mass
:
500 g
Conventional mass
Absolute expanded uncertainty
:
0.8 mg
Direct comparison
Temperature : 18 °C to 22 °C
Humidity : 40 %HR to 60 %HR
Approved on 13 July 2017
Institute service identifier : IBMETRO/5117105
CMC ID :
SIM-M-BO-00000940-1