| UOM | Category | Short Description | Long Description |
|---|---|---|---|
| Bqm | ACTCON | Bq/m3 | Becquerel/Cubic Meter |
| bsc | PRESS | Btu/Scf | Btu/Standard Cubic Foot |
| btl | SPENER | Btu/lb | British Thermal Unit/US Pound |
| BTU | ENERGY | BTU | British Thermal Unit |
| C10 | CAPACI | mF | Millifarad |
| C36 | ACBAC | Mo/m3 | Mole per Cubic Meter |
| C38 | ACBAC | Mol/Liter | Mole per Liter |
| C39 | ECURR | nA | Nanoampere |
| C3S | VOLFLO | cm3/s | Cubic centimeter/second |
| C41 | CAPACI | nF | Nanofarad |
| C56 | PRESS | N/mm2 | Newton/square millimeter |
| CCK | VOLWTF | CCM/KG | Cubic Centimeters per Kilogram |
| CCM | VOLUME | cm3 | Cubic centimeter |
| CD | LIGHT | cd | Candela |
| CDM | VOLUME | Cubic dec. | Cubic decimeter |
| CM | LENGTH | cm | Centimeter |
| CM2 | SURFAC | cm2 | Square centimeter |
| CMH | SPEED | cm/h | Centimeter/hour |