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Calibration and characterization certificates: Germany
2019
No. 1 1 kg mass prototype, No. 55 Germany

2016
No. 66 1 kg mass prototype, No. 55 Germany

2015
No. 21 1 kg mass prototype, No. 55 Germany

2013
No. 70 1 kg mass prototype, No. 70 Germany

2010
No. 21 1 kg mass prototype, No. 52 Germany

2009
No. 91 10 pF capacitance standard, model AH11A, No. 01258 PTB, Germany
No. 90 10 pF capacitance standard, model AH11A, No. 01257 PTB, Germany
No. 89 100 pF capacitance standard, No. 01256 PTB, Germany
No. 31 1 kg mass prototype, No. 55 Germany

2008
No. 56 Prototype de masse, n 55 Germany

2003
No. 33 Prototype de masse, no 55 Germany

2002
No. 43 Prototype de masse, no 70 Germany

2001
No. 74 Helium-neon laser at 633 nm, No. 129 BKG, Germany
No. 73 Helium-neon laser at 633 nm, No. 113 BKG, Germany
No. 53 Helium-neon laser at 633 nm, No. 158 IAG, Germany
No. 52 Helium-neon laser at 633 nm, No. 164 IAG, Germany
No. 1 Prototype de masse, no 55 Germany

Study Notes
2015
No. 5 1 kg mass prototype, No. 109 PTB, Germany

2009
No. 8 10 pF capacitance standard, model AH11A, No. 01176 PTB, Germany

2007
No. 1 10 pF capacitance standard, No. 304 PTB, Germany

2005
No. 7 Helium-neon laser at 633 nm BKG, Germany
No. 5 10 pF capacitance standard, No. 01176 PTB, Germany

2001
No. 6 Laser à hélium-néon de longueur d'onde 633 nm, A10 BKG, Germany
Traceability to the SI through the BIPM
Subject area:
What is traceability?
BIPM policy on stating uncertainties
Provision of BIPM technical services per Member State
Chemistry
Electricity
Ionizing Radiation
Mass
Time
Related articles
BIPM calibration and measurement services
Comparisons piloted by the BIPM