CCT-K1 |
Realizations of the ITS-90 from 0.65 K to 24.6 K 1997 - 2001 |
Thermometry |
Rhodium - Iron Resistance Thermometers
Approved for equivalence Key Comparison |
CCT-K1.1 |
Realizations of the ITS-90 from 0.65 K to 24.6 K 2006 - 2014 |
Thermometry |
Rhodium - Iron Resistance Thermometers
Report in progress, draft A Key Comparison |
CCT-K2 |
Realizations of the ITS-90 from 13.8 K to 273.16 K 1997 - 1999 |
Thermometry |
Standard Platinum Resistance Thermometers
Approved for equivalence Key Comparison |
CCT-K2.1 |
Realizations of the ITS-90 from 13.8 K to 273.16 K 2003 |
Thermometry |
Standard Platinum Resistance Thermometers
Approved for equivalence Key Comparison |
CCT-K2.2 |
Realizations of the ITS-90 from 24.5 K to 273.16 K 2014 - 2021 |
Thermometry |
Standard Platinum Resistance Thermometers Temperature, Electrical Resistance Measurements in progress Key Comparison |
CCT-K2.3 |
Realizations of the ITS-90 from 13.8 K to 273.16 K 2006 |
Thermometry |
Standard Platinum Resistance Thermometers
Approved for equivalence Key Comparison |
CCT-K2.4 |
Realizations of the ITS-90 from 13.8 K to 273.16 K 2006 |
Thermometry |
Standard Platinum Resistance Thermometers
Approved for equivalence Key Comparison |
CCT-K2.5 |
Realizations of the ITS-90 from 13.8 K to 273.16 K 2006 - 2014 |
Thermometry |
Standard Platinum Resistance Thermometers Resistance ratio of the transfer standards. Approved for equivalence Key Comparison |
CCT-K3 |
Realizations of the ITS-90 from 83.8058 K to 933.473 K 1997 - 2001 |
Thermometry |
Standard Platinum Resistance Thermometers
Approved for equivalence Key Comparison |
CCT-K3.1 |
Realizations of the ITS-90 from 273.16 K to 302.9146 K 2009 |
Thermometry |
Standard Platinum Resistance Thermometers
Approved for equivalence Key Comparison |
CCT-K3.2 |
SPRT calibration comparison using ITS-90 fixed points from -190 °C to 420 °C 2010 |
Thermometry |
Standard Platinum Resistance Thermometers
Approved for equivalence Key Comparison |
CCT-K4 |
Comparison of local realizations of Aluminium and Silver freezing-point temperatures 1998 - 2000 |
Thermometry |
Fixed Point Cells
Approved for equivalence Key Comparison |
CCT-K4.1 |
Comparison of local realizations of Silver freezing-point temperatures 2012 - 2014 |
Thermometry |
Fixed Point Cells
Approved for equivalence Key Comparison |
CCT-K4.2 |
Realizations of the ITS-90 at Aluminium and Silver freezing-point temperatures 2023 - 2024 |
Thermometry |
Fixed Point Cells
Measurements in progress Key Comparison |
CCT-K5 |
Realizations of the ITS-90 between 961 °C and 1700 °C 1997 - 1999 |
Thermometry |
Pyrometry
Approved for equivalence Key Comparison |
CCT-K5.1 |
Realizations of the ITS-90 between 961 °C and 1700 °C 2001 - 2002 |
Thermometry |
Pyrometry
Approved for equivalence Key Comparison |
CCT-K6 |
Comparison of humidity standards: dew and frost point temperatures 2003 - 2010 |
Thermometry |
Humidity
Approved for equivalence Key Comparison |
CCT-K6.1 |
Comparison of humidity standards: dew and frost point temperatures 2008 - 2010 |
Thermometry |
Humidity
Report in progress, draft A Key Comparison |
CCT-K6.2 |
Comparison of frost-point temperature standards 2015 |
Thermometry |
Humidity
Approved for equivalence Key Comparison |
CCT-K6.2021 |
Comparison of humidity standards: dew and frost point temperatures
|
Thermometry |
Humidity
Planned Key Comparison |