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Portugal, IPQ (Instituto Portugues da Qualidade)
Complete CMCs in Photometry and Radiometry for Portugal (.PDF file)
Luminous intensity. Tungsten lamp, 50 cd to 1000 cd
Relative expanded uncertainty (k = 2, level of confidence 95%) in %: 1.6
Reference photometer, reference lamps
Correlated colour temperature: 2800 K to 2900 K
Approved on 13 January 2015
Internal NMI service identifier: IPQ/601.12
 
Illuminance responsivity, tungsten source. Illuminance meter. Measurand unit, A/lx, V/lx, reading/lx
Relative expanded uncertainty (k = 2, level of confidence 95%) in %: 1.6
Photometric bench, reference photometer, reference lamps
Correlated colour temperature: 2800 K to 2900 K
Illuminance: 5 lx to 1000 lx
Approved on 03 September 2018
Internal NMI service identifier: IPQ/601.21 and 601.25
 
Charge sensitivity (modulus). Accelerometer. Measurand unit, C/(m/s2)
Relative expanded uncertainty (k = 2, level of confidence 95 %) in %: 1.0
Laser interferometry, ISO 16063-11
Frequency: 40 Hz to 800 Hz
Approved on 27 December 2007
Internal NMI service identifier: IPQ/201
 
Voltage sensitivity (modulus). Acceleration measuring chain. Measurand unit, V/(m/s2)
Relative expanded uncertainty (k = 2, level of confidence 95 %) in %: 1.0
Laser interferometry, ISO 16063-11
Frequency: 40 Hz to 800 Hz
Approved on 27 December 2007
Internal NMI service identifier: IPQ/202
 
Temperature. Triple point Argon, -189.3442 °C
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in °C: 0.001
Comparison with a cell
Ambient temperature: 20 °C
Approved on 18 May 2004
 
Temperature. Triple point Mercury, -38.8344 °C
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in °C: 0.0005
Comparison with a cell
Ambient temperature: 20 °C
Approved on 18 May 2004
 
Temperature. Melting point of Gallium, 29.7646 °C
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in °C: 0.0005
Comparison with a cell
Ambient temperature: 20 °C
Approved on 18 May 2004
 
Temperature. Freezing point Indium, 156.5985 °C
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in °C: 0.0021
Comparison with a cell
Ambient temperature: 20 °C
Approved on 18 May 2004
 
Temperature. Freezing point Tin, 231.928 °C
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in °C: 0.0015
Comparison with a cell
Ambient temperature: 20 °C
Approved on 18 May 2004
 
Temperature. Freezing point Aluminium, 660.323 °C
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in °C: 0.005
Comparison with a cell
Ambient temperature: 20 °C
Approved on 18 May 2004
 
Temperature. Standard Platinum Resistance Thermometer (SPRT), -189.3442 °C
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in °C: 0.001
Triple point Argon
Ambient temperature: 20 °C
Approved on 18 May 2004
 
Temperature. Standard Platinum Resistance Thermometer (SPRT), -38.8344 °C
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in °C: 0.0006
Triple point Mercury
Ambient temperature: 20 °C
Approved on 18 May 2004
 
Temperature. Standard Platinum Resistance Thermometer (SPRT), 29.7646 °C
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in °C: 0.0006
Melting point Gallium
Ambient temperature: 20 °C
Approved on 18 May 2004
 
Temperature. Standard Platinum Resistance Thermometer (SPRT), 156.5985 °C
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in °C: 0.0022
Freezing point Indium
Ambient temperature: 20 °C
Approved on 18 May 2004
 
Temperature. Standard Platinum Resistance Thermometer (SPRT), 231.928 °C
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in °C: 0.002
Freezing point Tin
Ambient temperature: 20 °C
Approved on 18 May 2004
 
Temperature. SPRT and long-stem HTSPRTs, 660.323 °C
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in °C: 0.007
Freezing point Aluminium
Ambient temperature: 20 °C
Approved on 18 May 2004
 
Temperature. Long-stem HTSPRT, 961.78 °C
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in °C: 0.015
Freezing point Silver
Ambient temperature: 20 °C
Approved on 18 May 2004
 
Temperature. Standard radiation thermometer, 962 °C to 2500 °C
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in °C: (0.0015 t90), t90 temperature in °C
Calibration at Copper freezing point
Working wavelength: 652 nm and 958 nm
Approved on 18 May 2004
 
Temperature. Industrial Platinum Resistance Thermometer (IPRT), -75 °C to 0 °C
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in °C: 0.01
Comparison at stirred liquid bath
Alcool or water bath: 20 °C
Approved on 03 November 2009
Internal NMI service identifier: IPQ/501.21
 
Temperature. Industrial Platinum Resistance Thermometer (IPRT), 0 °C to 20 °C
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in °C: 0.005
Comparison at stirred liquid bath
Alcool or water bath: 20 °C
Approved on 03 November 2009