Measurement units used by variables and time supports.
| UnitsID | UnitsName | UnitsType | UnitsAbbreviation |
|---|---|---|---|
| 251 | plaque-forming units per 100 liters | Organism Concentration | PFU/100 L |
| 252 | plaques per 100 milliliters | Organism Concentration | plaques/100 ml |
| 253 | counts per second | Rate | #/s |
| 254 | per day | Rate | 1/d |
| 255 | nanograms per square meter per hour | Volatilization Rate | ng/m^2 hr |
| 256 | nanograms per square meter per week | Volatilization Rate | ng/m^2 week |
| 257 | count | Dimensionless | # |
| 258 | categorical | Dimensionless | code |
| 259 | absorbance per centimeter per mg/L of given acid | Absorbance | 100/cm mg/L |
| 260 | per liter | Concentration Ratio | 1/L |
| 261 | per mille per hour | Sedimentation Rate | ‰/hr |
| 262 | gallons per batch | Flow | gpb |
| 263 | cubic feet per barrel | Concentration | ft^3/bbl |
| 264 | per mille by volume | Concentration | ‰ by vol |
| 265 | per mille per hour by volume | Sedimentation Rate | ‰/hr by vol |
| 266 | micromoles | Amount | umol |
| 267 | tons of calcium carbonate per kiloton | Net Neutralization Potential | tCaCO3/Kt |
| 268 | siemens per meter | Electrical Conductivity | S/m |
| 269 | millisiemens per centimeter | Electrical Conductivity | mS/cm |
| 270 | siemens per centimeter | Electrical Conductivity | S/cm |
| 271 | practical salinity scale | Salinity | pss |
| 272 | per meter | Light Extinction | 1/m |
| 273 | normal | Normality | N |
| 274 | nanomoles per kilogram | Concentration | nmol/kg |
| 275 | millimoles per kilogram | Concentration | mmol/kg |