Interlaboratory comparisons
| Pos. | Messgröße | Pilot-Labor | Zeitraum |
| 1 | Rauhnormale 97 | PTB (5.12) | 1997-1999 |
| 2 | Wechselspannung | PTB (2.32) | 1997-2001 |
| 3 | Temperatur (PT100) | PTB (7.31) | 1998 |
| 4 | HF-Reflexion | PTB (2.22) | 1998-1999 |
| 5 | Temp. (Blockkalibrat.) | PTB (7.31) | 1998-2000 |
| 6 | Thermoelemente (TypN) | PTB (7.31) | 1999 |
| 7 | Dosimetrie | NRPB (UK) | 2000 |
| 8 | Beschleunigung | PTB (1.22) | 2000-2001 |
| 9 | Parallelendmaße | PTB (5.13) | 2000-2001 |
| 10 | Oszilloskope | PTB (2.22)+(2.21) | 2000-2001 |
| 11 | Maß und Form | PTB (5.31) | 2000-2001 |
| 12 | Druck (CENAM-DKD) | PTB (3.13) | 2000-2001 |
| 13 | Sensitometer Sen2001 | PTB (4.22) | 2001 |
| 14 | Temperatur (PT25) | PTB (7.31) | 2001-2003 |
| 15 | Hochspannung | PTB (2.31) | 2001-2002 |
| 16 | pH-Wert | PTB (3.202) | 2002-2003 |
| 17 | Masse (1kg) | INDECOPI (Peru) | 2003 |
| 18 | Waagen (deu - engl.)
| PTB (DKD) | 2002-2004 |
| 19 | Druck4 (2000 bar ) | PTB (3.13) | 2001-2003 |
| 20 | Druck5 (3 bar abs.) | PTB (3.13) | 2003-2004 |
| 21 | Opt. Strahlungsleistung | PTB (4.13) | 2005-2006 |
| 22 | Feuchte (Taupunktsp.) | PTB (3.23) | 2002-2004 |
| 23 | Temp. (hohe Temp.) | PTB (7.31) | 2004-2005 |
| 24 | Hochstromstärke | PTB (2.11) | 2004-2005 |
| 25 | Kapazität (10 pF/100 pF) | PTB (2.11) | 2004-2005 |
