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The BIPM key comparison database
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METROLOGY AREA
Mass (10)
Length (9)
Thermometry (7)
Ionizing Radiation (3)
Electricity and Magnetism (2)
TYPE
Key comparisons (23)
Supplementary comparisons (8)
STATUS
Approved for equivalence (14)
Approved (7)
Protocol complete (3)
Measurements in progress (2)
Report in progress, draft A (2)
Measurements completed (1)
Continuous, approved for equivalence (1)
Report in progress, draft B (1)
ORGANISATIONS
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EURAMET (formerly EUROMET) (30)
CCL (1)
Result of the search
Your query 'Croatia' produced 31 results New search
1  2

  EUROMET.T- K6 Comparison of humidity standards: dew and frost point temperatures
2004 - 2008
Comparison type, Field   Key comparison in Thermometry, Humidity
Temperature: -50 °C to 20 °C
Status   Approved for equivalence
  EUROMET.RI(I)- K1 Measurement of air kerma for Cobalt 60
2005 - 2008
Comparison type, Field   Key comparison in Ionizing Radiation, Section I (x and gamma rays, electrons)
Parameter(s)   Radiation type: Co-60 gamma rays
Status   Approved for equivalence, Results available
  EUROMET.T- K4 Comparison of local realizations of Aluminium and Silver freezing-point temperatures
2004 - 2005
Comparison type, Field   Key comparison in Thermometry, Fixed Point Cells
660.323 °C (Al) and 961.78 °C (Ag)
Status   Approved for equivalence, Results available
  EUROMET.L- S16 Calibration of gauge blocks by comparison
2004 - 2005
Comparison type, Field   Supplementary comparison in Length, Dimensional Metrology
Status   Approved
  EUROMET.L- K4.2005 Outer diameter standards
2005 - 2007
Comparison type, Field   Key comparison in Length, Dimensional Metrology
Status   Approved, Results available
  EUROMET.L- K7.2006 Linescales
2006 - 2008
Comparison type, Field   Key comparison in Length, Dimensional Metrology
Length smaller or equal to 100 mm
Status   Approved for equivalence, Results available
  EURAMET.M.D- K1.1 Density measurements of silicon spheres
2008 - 2012
Comparison type, Field   Key comparison in Mass, Density
Parameter(s)   Temperature: 20 °C
Pressure: 101325 Pa
Status   Report in progress, draft B
  EURAMET.EM- K2.1 Comparison of resistance standards
2010 - 2011
Comparison type, Field   Key comparison in Electricity and Magnetism, Resistance
Resistance: 10 megaohms and 1 gigaohm
Status   Approved for equivalence, Results available
  EURAMET.L- K1.2011 Calibration by optical Interferometry of short and long gauge blocks
2012 - 2014
Comparison type, Field   Key comparison in Length, Dimensional Metrology
Central length from 0.5 mm to 500 mm
Status   Approved for equivalence
  EURAMET.T- K6.1 Comparison of humidity standards: dew-point temperatures
2009 - 2010
Comparison type, Field   Key comparison in Thermometry, Humidity
Temperature: -70 °C to 20 °C
Status   Approved for equivalence
  EURAMET.M.P- K1.c Pressure measurements in gas (gauge mode)
2011 - 2014
Comparison type, Field   Key comparison in Mass, Pressure
Effective area of a piston-cylinder unit
Parameter(s)   Pressure: 0.7 MPa to 7 MPa
Status   Measurements in progress
  EURAMET.L- S21 Comparison of parallel thread gauges
2012 - 2013
Comparison type, Field   Supplementary comparison in Length, Dimensional Metrology
Status   Approved
  EUROMET.M.M- K2.1 Comparison of mass standards
2005 - 2008
Comparison type, Field   Key comparison in Mass, Mass Standards
Mass: 100 mg, 2 g, 20 g, 500 g and 10 kg
Status   Approved for equivalence, Results available
  EUROMET.EM- S28 DC voltage, Josephson standards
2007
Comparison type, Field   Supplementary comparison in Electricity and Magnetism, DC Voltage and Current
DC voltage: 10 V
Status   Approved
  CCL- K11 Comparison of optical frequency and wavelength standards
2008 -
Comparison type, Field   Key comparison in Length, Laser Frequencies
Status   Continuous, approved for equivalence, Results available
  EURAMET.L- K8 Calibration of surface roughness standards
2009 - 2010
Comparison type, Field   Key comparison in Length, Dimensional Metrology
Status   Approved for equivalence
  EURAMET.M.D- K2 Density of liquids
2008 - 2009
Comparison type, Field   Key comparison in Mass, Density
Parameter(s)   Temperature: 5 °C to 60 °C
Atmospheric pressure
Status   Approved for equivalence, Results available
  EURAMET.T- K9 Realizations of the ITS-90 from 83.8 K to 692.7 K
2014 - 2016
Comparison type, Field   Key comparison in Thermometry, Standard Platinum Resistance Thermometers
Status   Protocol complete
  EURAMET.M.M- K4.2015 Comparison of mass standards
2017 - 2018
Comparison type, Field   Key comparison in Mass, Mass Standards
Mass: 1 kg
Status   Measurements completed
  EURAMET.L- K1.2 Gauge blocks by interferometry
2010
Comparison type, Field   Key comparison in Length, Dimensional Metrology
Central length: 1 mm to 90 mm
Status   Approved for equivalence, Results available