DeltaLent YoUsafe Force
Urease inhibitor (NBPT)Ready-to-use NBPT urease inhibitor that slows urea breakdown and reduces volatilization losses. Odorless and free of NMP and DMSO.

- Formulation
- Ready-to-use liquid, odorless, free of NMP and DMSO
- Active ingredient
- NBPT (N-(n-butyl) thiophosphoric triamide)
- Main targets
- Urea, UAN, NPK blends and other urea-containing fertilizers
- Concentration / Content
- NBPT 25% w/w guaranteed (26.0% typical)
- Bulk Commercial Supply
- Full Technical Dossier
- Custom Formulations


Available formulations
DeltaLent YoUsafe Force 2.5 is supplied as a ready-to-use 25% NBPT solution.
Can't find the formula you are looking for? Our team creates custom formulas tailored to your crop's requirements.
Agronomic advantages
What DeltaLent YoUsafe Force 2.5 delivers, based on the DeltaChem product data.
Slows urea breakdown
Slows the breakdown of urea in the soil and reduces volatilization losses.
Odorless
An odorless NBPT formulation.
Free of NMP and DMSO
Made without NMP or DMSO, using food/pharma-grade solvents.
Improved shelf life
The formulation gives the stabilized fertilizer an improved shelf life.
Non-corrosive
Non-corrosive solution.
Not dangerous goods
Not classified as dangerous goods.
Science & mode of action
How NBPT slows urea breakdown and cuts volatilization losses.
Mode of action: urease inhibition
NBPT slows the breakdown of urea by the urease enzyme, which reduces nitrogen losses by volatilization. DeltaLent YoUsafe Force 2.5 is a ready-to-use 25% NBPT solution for urea, UAN, NPK blends and other urea-containing fertilizers.
How NBPT worksHow KPA worksSpecifications & dosage
Key technical characteristics and recommended dosage of DeltaLent YoUsafe Force 2.5.
| Parameter / Component | Specification |
|---|---|
| Active ingredient | NBPT (N-(n-butyl) thiophosphoric triamide) |
| NBPT content | 25% w/w guaranteed (26.0% w/w typical) |
| Total N | 6.8% w/w |
| pH | 9.0 |
| Density | 1.1 kg/L |
| Appearance | Colorless solution |
| Form | Ready-to-use liquid |
| Target fertilizers | Urea, UAN, NPK blends, other urea-containing fertilizers |
| Packaging | 10 L and 20 L cans, 1000 L IBC |
| Regulatory | EU Regulation 2019/1009, PFC 5.C. SDS on request. Professional use only. |
Dosage
| Fertilizer | Dosage |
|---|---|
| Urea | 1.9–3.0 L per tonne |
| UAN 30 | 0.90 L per tonne (1.20 L per 1000 L) |
Dosage depends on the circumstances. Please ask your sales representative.
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