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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)
Bulgaria, BIM (Bulgarian Institute of Metrology)
Fluid flow ,
Static volume of liquid
:
20 L to 50 L
Standard Capacity Measures
Relative expanded uncertainty
:
1.0E-2 %
Gravimetric
IPK
Approved on 11 December 2021
Institute service identifier : 2
CMC ID :
EURAMET-M-BG-00000N80-2
Fluid flow ,
Static volume of liquid
:
1 L to 20 L
Standard Capacity Measures
Relative expanded uncertainty
:
2.0E-2 %
Gravimetric
IPK
Approved on 21 August 2020
Institute service identifier : 1
CMC ID :
EURAMET-M-BG-00000K9B-2
Viscosity ,
Kinematic viscosity
:
30 mm2/s to 100 mm2/s
Newtonian liquids
Relative expanded uncertainty
:
0.32 %
Reference liquids
Temperature : 20 °C
Approved on 28 August 2009
Institute service identifier : BIM/1-7.2.1
CMC ID :
EURAMET-M-BG-000005N8-1
Mass ,
Mass
:
0.1 kg to 1 kg
Mass standard
Absolute expanded uncertainty
:
2.5E1 µg to 5.6E1 µg
Comparison in air
Air density : measured
Uncertainty scales with measurand level. The volume of the mass standard is known.
Approved on 28 February 2021
Institute service identifier : BIM/02.1.1.
CMC ID :
EURAMET-M-BG-000005MP-2
Mass ,
Mass
:
1 kg to 10 kg
Mass standard
Absolute expanded uncertainty
:
5.6E-2 mg to 2.5E1 mg
Comparison in air
Air density : measured
Uncertainty scales with measurand level. The volume of the mass standard is known.
Approved on 28 February 2021
Institute service identifier : BIM/02.1.1.
CMC ID :
EURAMET-M-BG-000005MQ-2
Mass ,
Mass
:
500 kg to 1000 kg
Mass standard
Absolute expanded uncertainty
:
5 g to 1.0E1 g
Comparison in air
Approved on 20 December 2021
Institute service identifier : BIM/02.1.1.
CMC ID :
EURAMET-M-BG-000005MS-2
Mass ,
Mass
:
0.1 g to 1 g
Mass standard
Absolute expanded uncertainty
:
4 µg to 6 µg
Comparison in air
Air density : measured
Uncertainty scales with measurand level. The volume of the mass standard is known.
Approved on 11 October 2005
Institute service identifier : BIM/02.1.1.
CMC ID :
EURAMET-M-BG-000005MM-1
Mass ,
Mass
:
10 kg to 20 kg
Mass standard
Absolute expanded uncertainty
:
2.5E1 mg to 5.0E1 mg
Comparison in air
Air density : measured
Uncertainty scales with measurand level. The volume of the mass standard is known.
Approved on 11 October 2005
Institute service identifier : BIM/02.1.1.
CMC ID :
EURAMET-M-BG-000005MR-1
Mass ,
Mass
:
1 g to 10 g
Mass standard
Absolute expanded uncertainty
:
6 µg to 8 µg
Comparison in air
Air density : measured
Uncertainty scales with measurand level. The volume of the mass standard is known.
Approved on 11 October 2005
Institute service identifier : BIM/02.1.1.
CMC ID :
EURAMET-M-BG-000005MN-1
Mass ,
Mass
:
10 g to 100 g
Mass standard
Absolute expanded uncertainty
:
8 µg to 2.5E1 µg
Comparison in air
Air density : measured
Uncertainty scales with measurand level. The volume of the mass standard is known.
Approved on 11 October 2005
Institute service identifier : BIM/02.1.1.
CMC ID :
EURAMET-M-BG-000005MO-1
Mass ,
Mass
:
1 mg to 100 mg
Mass standard
Absolute expanded uncertainty
:
2 µg to 4 µg
Comparison in air
Air density : measured
Uncertainty scales with measurand level. The volume of the mass standard is known.
Approved on 11 October 2005
Institute service identifier : BIM/02.1.1.
CMC ID :
EURAMET-M-BG-000005ML-1
