Other Standards
| Standard Number | Quantity | Standard Name | Certificate |
|---|---|---|---|
| OE 025 | Air Humidity | Other Standard for Air Humidity | |
| OE 032 | Power and Work of Alternating Current | Secondary Standard for AC Power and Energy at 50 Hz | |
| OE 036 | Volume | Secondary Standard for Static Volume Measurement | |
| OE 037 | Radionuclide Activity | Secondary Standard for ²²²Rn Activity in Air and Water | |
| OE 013 | Plane Angle | Other Standard of the Plane Angle | |
| OE 010/97 | Refractive Index | Secondary Standard for the Refractive Index of Transparent Solid Materials in the Visible Spectrum |