



🧬 Elevate your lab’s precision with every test—because accuracy is non-negotiable.
The Hach Phosphorus (Total) TNT Reagent Set uses the molybdovanadate Test 'N Tube method (Hach Method 10127) to accurately measure total phosphorus in water samples across a broad range (1.0 - 100.0 mg/L PO4). Each set includes reagents and vials for 25-50 tests, enabling safe, convenient digestion and photometric analysis within the same vial—ideal for professional labs demanding efficiency and reliability.
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