BIPM - Calibrations

Calibration and characterization certificates: United Kingdom

Database

Summary

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For other services offered by the BIPM, please refer to the summary charts for electricity, ionizing radiation, mass and time, frequency and gravimetry.

2004

No. 20

Prototype de masse, n^o 82

2003

No. 34

1 kg mass standard in platinum-iridium, No. "A"

2001

No. 89	Helium-neon laser at 633 nm, No. 132	NPL, United Kingdom
No. 2	1 kg mass standard in platinum-iridium, No. "A"	NPL, United Kingdom

Study Notes
2003

No. 1

1 kg mass standard in platinum-iridium, No. 651

2001

No. 1

1 kg mass standard in platinum-iridium, No. 651