| Code | Description | Comment | Version |
| ABS | Absorbance | | added v2.3 |
| ACNC | Concentration, Arbitrary Substance | | added v2.3 |
| ACT | Activity | * | added v2.3 |
| APER | Appearance | | added v2.3 |
| ARB | Arbitrary | * | added v2.3 |
| AREA | Area | | added v2.3 |
| ASPECT | Aspect | | added v2.3 |
| CACT | Catalytic Activity | * | added v2.3 |
| CCNT | Catalytic Content | * | added v2.3 |
| CCRTO | Catalytic Concentration Ratio | | added v2.3 |
| CFR | Catalytic Fraction | * | added v2.3 |
| CLAS | Class | | added v2.3 |
| CNC | Catalytic Concentration | * | added v2.3 |
| CNST | Constant | * | added v2.3 |
| COEF | Coefficient | * | added v2.3 |
| COLOR | Color | | added v2.3 |
| CONS | Consistency | | added v2.3 |
| CRAT | Catalytic Rate | * | added v2.3 |
| CRTO | Catalytic Ratio | | added v2.3 |
| DEN | Density | | added v2.3 |
| DEV | Device | | added v2.3 |
| DIFF | Difference | * | added v2.3 |
| ELAS | Elasticity | | added v2.3 |
| ELPOT | Electrical Potential (Voltage) | | added v2.3 |
| ELRAT | Electrical current (amperage) | | added v2.3 |
| ELRES | Electrical Resistance | | added v2.3 |
| ENGR | Energy | | added v2.3 |
| ENT | Entitic | * | added v2.3 |
| ENTCAT | Entitic Catalytic Activity | * | added v2.3 |
| ENTNUM | Entitic Number | * | added v2.3 |
| ENTSUB | Entitic Substance of Amount | * | added v2.3 |
| ENTVOL | Entitic Volume | * | added v2.3 |
| EQL | Equilibrium | | added v2.3 |
| FORCE | Mechanical force | | added v2.3 |
| FREQ | Frequency | | added v2.3 |
| IMP | Impression/ interpretation of study | | added v2.3 |
| KINV | Kinematic Viscosity | * | added v2.3 |
| LEN | Length | | added v2.3 |
| LINC | Length Increment | * | added v2.3 |
| LIQ | Liquefaction | * | added v2.3 |
| MASS | Mass | * | added v2.3 |
| MCNC | Mass Concentration | * | added v2.3 |
| MCNT | Mass Content | | added v2.3 |
| MCRTO | Mass Concentration Ratio | * | added v2.3 |
| MFR | Mass Fraction | * | added v2.3 |
| MGFLUX | Magnetic flux | | added v2.3 |
| MINC | Mass Increment | * | added v2.3 |
| MORPH | Morphology | | added v2.3 |
| MOTIL | Motility | | added v2.3 |
| MRAT | Mass Rate | * | added v2.3 |
| MRTO | Mass Ratio | * | added v2.3 |
| NCNC | Number Concentration | * | added v2.3 |
| NCNT | Number Content | * | added v2.3 |
| NFR | Number Fraction | * | added v2.3 |
| NRTO | Number Ratio | * | added v2.3 |
| NUM | Number | * | added v2.3 |
| OD | Optical density | | added v2.3 |
| OSMOL | Osmolality | * | added v2.3 |
| PRES | Pressure (Partial) | | added v2.3 |
| PRID | Presence/Identity/Existence | | added v2.3 |
| PWR | Power (wattage) | | added v2.3 |
| RANGE | Ranges | * | added v2.3 |
| RATIO | Ratios | * | added v2.3 |
| RCRLTM | Reciprocal Relative Time | * | added v2.3 |
| RDEN | Relative Density | * | added v2.3 |
| REL | Relative | * | added v2.3 |
| RLMCNC | Relative Mass Concentration | * | added v2.3 |
| RLSCNC | Relative Substance Concentration | * | added v2.3 |
| RLTM | Relative Time | * | added v2.3 |
| SATFR | Saturation Fraction | * | added v2.3 |
| SCNC | Substance Concentration | * | added v2.3 |
| SCNCIN | Substance Concentration Increment | * | added v2.3 |
| SCNT | Substance Content | * | added v2.3 |
| SCNTR | Substance Content Rate | * | added v2.3 |
| SCRTO | Substance Concentration Ratio | * | added v2.3 |
| SFR | Substance Fraction | * | added v2.3 |
| SHAPE | Shape | | added v2.3 |
| SMELL | Smell | | added v2.3 |
| SRAT | Substance Rate | * | added v2.3 |
| SRTO | Substance Ratio | * | added v2.3 |
| SUB | Substance Amount | * | added v2.3 |
| SUSC | Susceptibility | * | added v2.3 |
| TASTE | Taste | | added v2.3 |
| TEMP | Temperature | * | added v2.3 |
| TEMPDF | Temperature Difference | * | added v2.3 |
| TEMPIN | Temperature Increment | * | added v2.3 |
| THRMCNC | Threshold Mass Concentration | * | added v2.3 |
| THRSCNC | Threshold Substance Concentration | * | added v2.3 |
| TIME | Time (e.g. seconds) | * | added v2.3 |
| TITR | Dilution Factor (Titer) | * | added v2.3 |
| TMDF | Time Difference | * | added v2.3 |
| TMSTP | Time Stamp-Date and Time | * | added v2.3 |
| TRTO | Time Ratio | * | added v2.3 |
| TYPE | Type | * | added v2.3 |
| VCNT | Volume Content | * | added v2.3 |
| VEL | Velocity | * | added v2.3 |
| VELRT | Velocity Ratio | * | added v2.3 |
| VFR | Volume Fraction | * | added v2.3 |
| VISC | Viscosity | * | added v2.3 |
| VOL | Volume | * | added v2.3 |
| VRAT | Volume Rate | * | added v2.3 |
| VRTO | Volume Ratio | * | added v2.3 |