Results for tag: N5
In the CMC uncertainty statements, Q[a,b] = [a² +
b²]
Unless otherwise stated the expanded uncertainties given below correspond to k = 2 (at a 95 % level of confidence)
Colombia, INM (CO) (Instituto Nacional de Metrología de Colombia)
| 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 mg/kg |
Mass fraction in mg/kg |
Absolute expanded uncertainty in mg/kg |
| fresh water |
potassium |
1.91 to 5 |
6.0E-2 to 0.2 |
1.91 to 5 |
6.6E-2 to 0.21 |
| fresh water |
calcium |
8.16 to 28.5 |
0.25 to 0.33 |
8.2 to 28 |
0.3 to 0.63 |
| fresh water |
iron |
1.06 to 1000 |
0.1 to 2.8E1 |
36.5 to 1000 |
2.4 to 6.9E1 |
| fresh water |
magnesium |
1.91 to 14.2 |
6.0E-2 to 0.11 |
1.95 to 7.38 |
7.6E-2 to 0.18 |
| fresh water |
nickel |
0.44 to 50 |
5.5E-2 to 0.88 |
15.5 to 25 |
0.98 to 1.6 |
| fresh water |
sodium |
3 to 18.6 |
7.0E-2 to 0.28 |
3 to 18.6 |
0.13 to 0.75 |
| fresh water |
zinc |
1.06 to 800 |
0.1 to 1.0E1 |
55 to 800 |
2.9 to 4.2E1 |
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Mechanism for measurement service delivery :
CRM provider by elements in fresh water code INM-011-01 Lot 201110
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source of traceability SRM 999c
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Approved on
01 September 2023
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Institute service identifier : INM-011-01
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CMC ID :
SIM-QM-CO-00000O23-1,SIM-QM-CO-00000O21-1,SIM-QM-CO-00000O25-1,SIM-QM-CO-00000O22-1,SIM-QM-CO-00000O1Z-1,SIM-QM-CO-00000O20-1,SIM-QM-CO-00000O24-1
