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CIPM MRA PARTICIPANTS
CMC statistics
Results for: mass lacomet
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General physics
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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)
Costa Rica, LACOMET (Laboratorio Costarricense de Metrologia)
Mass , Conventional mass : 20 g
Mass standard
Absolute expanded uncertainty : 2.7E-2 mg
Direct comparison
Temperature : 19 ºC to 21 ºC
Relative humidity : 45 % to 60 %
Approved on 26 November 2008
Institute service identifier : LACOMET/MF-MA-PR-01
Mass , Conventional mass : 5 mg
Mass standard
Absolute expanded uncertainty : 2.0E-3 mg
Direct comparison
Temperature : 19 ºC to 21 ºC
Relative humidity : 45 % to 60 %
Approved on 26 November 2008
Institute service identifier : LACOMET/MF-MA-PR-01
Mass , Conventional mass : 10 g
Mass standard
Absolute expanded uncertainty : 2.0E-2 mg
Direct comparison
Temperature : 19 ºC to 21 ºC
Relative humidity : 45 % to 60 %
Approved on 26 November 2008
Institute service identifier : LACOMET/MF-MA-PR-01
Mass , Conventional mass : 50 kg
Mass standard
Absolute expanded uncertainty : 5.0E1 mg
Direct comparison
Temperature : 19 ºC to 21 ºC
Relative humidity : 45 % to 60 %
Approved on 26 November 2008
Institute service identifier : LACOMET/MF-MA-PR-01
Mass , Conventional mass : 1 g
Mass standard
Absolute expanded uncertainty : 1.0E-2 mg
Direct comparison
Temperature : 19 ºC to 21 ºC
Relative humidity : 45 % to 60 %
Approved on 26 November 2008
Institute service identifier : LACOMET/MF-MA-PR-01
Mass , Conventional mass : 500 mg
Mass standard
Absolute expanded uncertainty : 8.0E-3 mg
Direct comparison
Temperature : 19 ºC to 21 ºC
Relative humidity : 45 % to 60 %
Approved on 26 November 2008
Institute service identifier : LACOMET/MF-MA-PR-01
Mass , Conventional mass : 100 g
Mass standard
Absolute expanded uncertainty : 5.3E-2 mg
Direct comparison
Temperature : 19 ºC to 21 ºC
Relative humidity : 45 % to 60 %
Approved on 26 November 2008
Institute service identifier : LACOMET/MF-MA-PR-01
Mass , Conventional mass : 2 g
Mass standard
Absolute expanded uncertainty : 1.3E-2 mg
Direct comparison
Temperature : 19 ºC to 21 ºC
Relative humidity : 45 % to 60 %
Approved on 26 November 2008
Institute service identifier : LACOMET/MF-MA-PR-01
Mass , Conventional mass : 500 g
Mass standard
Absolute expanded uncertainty : 0.27 mg
Direct comparison
Temperature : 19 ºC to 21 ºC
Relative humidity : 45 % to 60 %
Approved on 26 November 2008
Institute service identifier : LACOMET/MF-MA-PR-01
Mass , Conventional mass : 20 kg
Mass standard
Absolute expanded uncertainty : 2.0E1 mg
Direct comparison
Temperature : 19 ºC to 21 ºC
Relative humidity : 45 % to 60 %
Approved on 26 November 2008
Institute service identifier : LACOMET/MF-MA-PR-01
Mass , Conventional mass : 100 mg
Mass standard
Absolute expanded uncertainty : 5.0E-3 mg
Direct comparison
Temperature : 19 ºC to 21 ºC
Relative humidity : 45 % to 60 %
Approved on 26 November 2008
Institute service identifier : LACOMET/MF-MA-PR-01
Mass , Conventional mass : 50 mg
Mass standard
Absolute expanded uncertainty : 4.0E-3 mg
Direct comparison
Temperature : 19 ºC to 21 ºC
Relative humidity : 45 % to 60 %
Approved on 26 November 2008
Institute service identifier : LACOMET/MF-MA-PR-01
Mass , Conventional mass : 1 mg
Mass standard
Absolute expanded uncertainty : 2.0E-3 mg
Direct comparison
Temperature : 19 ºC to 21 ºC
Relative humidity : 45 % to 60 %
Approved on 26 November 2008
Institute service identifier : LACOMET/MF-MA-PR-01
Mass , Conventional mass : 200 mg
Mass standard
Absolute expanded uncertainty : 7.0E-3 mg
Direct comparison
Temperature : 19 ºC to 21 ºC
Relative humidity : 45 % to 60 %
Approved on 26 November 2008
Institute service identifier : LACOMET/MF-MA-PR-01
Mass , Conventional mass : 20 mg
Mass standard
Absolute expanded uncertainty : 3.0E-3 mg
Direct comparison
Temperature : 19 ºC to 21 ºC
Relative humidity : 45 % to 60 %
Approved on 26 November 2008
Institute service identifier : LACOMET/MF-MA-PR-01
Mass , Conventional mass : 50 g
Mass standard
Absolute expanded uncertainty : 3.3E-2 mg
Direct comparison
Temperature : 19 ºC to 21 ºC
Relative humidity : 45 % to 60 %
Approved on 26 November 2008
Institute service identifier : LACOMET/MF-MA-PR-01
Mass , Conventional mass : 200 g
Mass standard
Absolute expanded uncertainty : 0.1 mg
Direct comparison
Temperature : 19 ºC to 21 ºC
Relative humidity : 45 % to 60 %
Approved on 26 November 2008
Institute service identifier : LACOMET/MF-MA-PR-01
Mass , Conventional mass : 2 kg
Mass standard
Absolute expanded uncertainty : 1.5 mg
Direct comparison
Temperature : 19 ºC to 21 ºC
Relative humidity : 45 % to 60 %
Approved on 26 November 2008
Institute service identifier : LACOMET/MF-MA-PR-01
Mass , Conventional mass : 2 mg
Mass standard
Absolute expanded uncertainty : 2.0E-3 mg
Direct comparison
Temperature : 19 ºC to 21 ºC
Relative humidity : 45 % to 60 %
Approved on 26 November 2008
Institute service identifier : LACOMET/MF-MA-PR-01
Mass , Conventional mass : 10 mg
Mass standard
Absolute expanded uncertainty : 3.0E-3 mg
Direct comparison
Temperature : 19 ºC to 21 ºC
Relative humidity : 45 % to 60 %
Approved on 26 November 2008
Institute service identifier : LACOMET/MF-MA-PR-01

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