MAX-21 Slow Release AS
- Product Family Fertilizers
- Product Group Slow Release Fertilizers
- Form Solid (inhibited ammonium nitrogen fertilizer)
- Primary Nutrient Nitrogen (N) 21%
- Typical Application Drip irrigation – crop-specific rates
- Packaging 25 kg bag (availability on request)
- Availability On request
- Documents Technical data sheet available
- 21% declared ammonium nitrogen.
- Contains DMPP nitrification inhibitor (0.8%).
- Manufacturer provides crop-specific drip-irrigation use guidance.
Product Overview
MAX-21 is a nitrogen fertilizer with a DMPP nitrification inhibitor. Its guaranteed analysis includes 21% total nitrogen, declared as ammonium nitrogen, and 0.8% ammonium inhibitor. Manufacturer guidance includes crop-specific drip-irrigation rates.
Key Benefits
- 21% declared ammonium nitrogen.
- Contains DMPP nitrification inhibitor (0.8%).
- Manufacturer provides crop-specific drip-irrigation use guidance.
Typical Crops






Specifications (Typical Values)
| Parameter | Unit | Typical Value |
|---|---|---|
| Total nitrogen (N) | % w/w | 21 |
| Ammonium nitrogen (DMPP-inhibited) | % w/w | 21 |
| DMPP inhibitor | % w/w | 0.8 |
Packaging
| Packaging Type | Details |
|---|---|
| Bag | 25 kg |
Applications & Dosage Guidelines
Official drip-irrigation rates (kg/decare): greenhouse/open-field vegetables, melon, watermelon and strawberry: 3–4; temperate orchard fruits, grapes, citrus and olives: 4–5; banana: 4–5; field crops including cotton, maize, sunflower, legumes and cereals: 3–6; potato and sugar beet: 4–5; vineyards: 3–4. Use rates in line with crop and soil requirements.
Handling & Storage
Keep in the original, properly closed packaging. Follow the current product label for the applicable storage temperature and handling precautions.
Documents & Downloads
Technical documents are available upon request.

