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Chemical Analyte
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)
Argentina, INTI (Instituto Nacional de Tecnologia Industrial)
Linear dimensions , Precision line scale: line spacing L : 0 mm to 300 mm
CMM, laser, camera and optical microsocope
Absolute expanded uncertainty : 1.4E2 nm to 3.4E2 nm
Q[144;1.01L] L in mm, uncertainty in nm
CMM, laser, camera and optical microsocope
Approved on 09 May 2022
CMC ID : SIM-L-AR-00000NDB-1
 
Linear dimensions , End standards : 125 mm to 1000 mm
Length bar (long gauge block): central length L
Absolute expanded uncertainty
Q[150, 1.1L]

L in mm, values range from 203 nm to 1110 nm

The uncertainty is expressed in nm

1-D measuring machine, stylus, gauge blocks substitution and length interferometer
Approved on 27 November 2012
Institute service identifier : INTI/102.04.05.05.10.0001
CMC ID : SIM-L-AR-00000AYO-1
 
Linear dimensions , End standards : 100 mm to 300 mm
Length bar (long gauge block): central length L
Absolute expanded uncertainty
Q[21, 0.51L]

L in mm, values range from 55 nm to 154 nm

The uncertainty is expressed in nm

Interferometry. Exact fractions
Approved on 30 August 2015
Institute service identifier : INTI/102.01.04.05.00.002
CMC ID : SIM-L-AR-00000AYM-1
 
Linear dimensions , End standards : 0.5 mm to 100 mm
Gauge block: central length, L
Absolute expanded uncertainty
Q[21, 0.51L]

L in mm, values range from 21 nm to 55 nm

The uncertainty is expressed in nm

Interferometry exact fractions
Approved on 27 November 2012
Institute service identifier : INTI/102.01.04.05.00.002
CMC ID : SIM-L-AR-00000AYL-1
 
Linear dimensions , Diameter standards : 100 mm to 250 mm
External cylinder (plug): diameter L
Absolute expanded uncertainty : 0.28 µm to 0.36 µm
Q[0.26, 0.0010L] L in mm
The uncertainty is expressed in µm
CMM, laser and gauge block
Approved on 27 April 2022
Institute service identifier : INTI/15.04.01.05.00.041
CMC ID : SIM-L-AR-00000ND4-1
 
Radiations of the mise en pratique , Laser radiations : 633 nm
Frequency stabilized laser: vacuum wavelength
Relative expanded uncertainty : 2.0E-9
Optical beat frequency
Approved on 11 April 2022
Institute service identifier : INTI/102.05.02.05.00.004
CMC ID : SIM-L-AR-00000AYW-2
 
Angle , Angle by circle dividers : 15 ° to 120 °
Index table: index angle
Absolute expanded uncertainty : 0.2 "
Index table and autocollimator, full closure
Measured angle: 360/n º, number of divisions n : 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20 and 24
Approved on 27 November 2012
Institute service identifier : INTI/15.04.01.05.00.044
CMC ID : SIM-L-AR-00000AYT-1
 
Angle , Angle artifacts : 0 ° to 90 °
Angle block: included angle
Absolute expanded uncertainty : 0.4 "
Index table and autocollimator
Approved on 27 November 2012
Institute service identifier : INTI/15.04.01.05.00.042
CMC ID : SIM-L-AR-00000AYV-1
 
Linear dimensions , Diameter standards : 3 mm to 250 mm
Internal cylinder (ring): diameter L
Absolute expanded uncertainty
Q[0.30, 0.0008L]

L in mm

The uncertainty is expressed in µm

CMM, laser and gauge block
Approved on 27 November 2012
Institute service identifier : INTI/15.04.01.05.00.041
CMC ID : SIM-L-AR-00000AYS-1
 
Linear dimensions , Diameter standards : 100 mm to 250 mm
Internal cylinder (ring): diameter L
Absolute expanded uncertainty : 0.31 µm to 0.36 µm
Q[0.30, 0.0008L] L in mm
The uncertainty is expressed in µm
CMM, laser and gauge block
Approved on 27 April 2022
Institute service identifier : INTI/15.04.01.05.00.041
CMC ID : SIM-L-AR-00000ND5-1
 
Angle , Angle by circle dividers : 15 ° to 120 °
Optical polygon: face angle
Absolute expanded uncertainty : 0.2 "
Index table and autocollimator, full closure
Measured angle: 360/n º, number of faces n : 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20 and 24
Approved on 27 November 2012
Institute service identifier : INTI/15.04.01.05.00.043
CMC ID : SIM-L-AR-00000AYU-1
 
Complex geometry , Surface texture standards : 0.03 µm to 10 µm
Grove or step-height standard: step heigth, H
Absolute expanded uncertainty
20 + 12H

H in µm, values range from 20 nm to 140 nm

The uncertainty is expressed in nm

2-D profile stylus instrument
Approved on 27 November 2012
Institute service identifier : INTI/102.04.05.01.00.004
CMC ID : SIM-L-AR-00000AYP-1
 
Linear dimensions , Diameter standards : 3 mm to 100 mm
External cylinder (plug): diameter L
Absolute expanded uncertainty : 1.4E2 nm to 1.9E2 nm
Q[139, 1.26L] L in mm
The uncertainty is expressed in nm
CMM, laser and gauge block
Approved on 27 April 2022
Institute service identifier : INTI/15.04.01.05.00.041
CMC ID : SIM-L-AR-00000AYR-2
 
Linear dimensions , End standards : 0.5 mm to 100 mm
Gauge block: central length, L
Absolute expanded uncertainty : 4.0E1 nm to 1.0E2 nm
Q[40, 92L] L in mm, values range from 40 nm to 100 nm
The uncertainty is expressed in nm
Mechanical comparison to gauge block
Approved on 09 May 2022
CMC ID : SIM-L-AR-00000AYN-2
 
Australia, NMIA (National Measurement Institute, Australia)
Linear dimensions , Diameter standards : 1 mm to 200 mm
External cylinder: diameter D
Absolute expanded uncertainty : 9.0E1 nm to 2.8E2 nm
Q[90 nm,1.3E-6D] D representing diameter
1-D comparator and laser interferometer
Approved on 02 January 2019
Institute service identifier : 1.08.02
CMC ID : APMP-L-AU-00000CTJ-2
 
Linear dimensions , End standards : 0 mm to 1200 mm
Step gauge: face spacing L
Absolute expanded uncertainty : 0.7 µm to 1.9 µm
Q[0.7 µm, 1.5E-6L] L representing face spacing
CMM and reference length bars
Approved on 02 January 2019
Institute service identifier : 1.08.16a
CMC ID : APMP-L-AU-00000CTG-2
 
Angle , Angle artifacts : 0 ° to 180 °
Angle block: included angle
Absolute expanded uncertainty : 0.3 arcsecond
Autocollimator and indexing table
Approved on 02 January 2019
Institute service identifier : 1.08.01b
CMC ID : APMP-L-AU-00000CTO-2
 
Angle , Angle instruments : 0 arcsecond to 1000 arcsecond
Autocollimator: error of indicated angle
Absolute expanded uncertainty : 0.15 arcsecond
sine table and digital scale
Approved on 02 January 2019
Institute service identifier : 1.09.01
CMC ID : APMP-L-AU-00000CTN-2
 
Form , Roundness standards : 0 µm to 40 µm
Internal cylinder: roundness
Absolute expanded uncertainty : 2.1E1 nm to 3.9E2 nm
Q[21 nm, 9.8E-3R] R representing roundness
Roundness measuring machine
Diameter, d : 2 < d < 400 mm
Approved on 02 January 2019
Institute service identifier : 1.05.02b
CMC ID : APMP-L-AU-00000CTS-2
 
Various dimensional , Hand Instruments : 0 mm to 25.4 mm
Micrometer head
Absolute expanded uncertainty : 0.3 µm
Error of indicated displacement
Resolution : 0.1 µm
Approved on 02 January 2019
Institute service identifier : 1.03.21
CMC ID : APMP-L-AU-00000CT8-2
 

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Acoustics, Ultrasound, Vibration

This metrology area covers the fields of acoustics, ultrasound and vibration.

Electricity and Magnetism

This metrology area covers the fields of DC and AC measurements, impedance, electric and magnetic fields, radiofrequencies and measurements on materials.

Length

This metrology area covers the fields of laser frequencies and dimensional metrology.

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Chemistry and Biology

This metrology area covers all fields relevant to chemistry and biology.

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Ionizing Radiation

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