Turbidity Standard Type
A code indicating the type of turbidity standard being used, formazin, polymer bead, etc.
United States Geological Survey, Surface Water User Group
| Code | Sort Order | Valid Flag | Name | Description |
|---|---|---|---|---|
| UNSP | 1 | true | Unspecified | The type of turbidity standard is unspecified |
| FORM | 2 | true | Formazin | The type of turbidity standard is formazin suspension |
| POLY | 3 | true | Polymer | The type of turbidity standard is polymer bead suspension |