For determination of Reactive Phosphorus (ortho-phosphate) by the Molybdovanadate Test 'N Tube™ Method. Hach Method 8114. Range: 1.0 - 100.0 mg/L PO₄. Set includes vials and reagents for up to 50 tests (dependent upon the number of reagent blank tests performed). 
- Test 'N Tube products provide safe, convenient testing 
- Capped 16-mm vials provide a self-contained package for mixing and measurement 
| Number of Tests | 25 - 50 | 
| Method Number | 8114 | 
| Method Name | Molybdovanadate | 
| Ranges | 1.0 - 100.0 mg/L PO₄ | 
| Parameters | Phosphate, ortho | 
| Platform | Test 'N Tube™ |