Comparison · fertilizer
Phosphorus fertilizers: SSP vs TSP vs DAP vs MAP vs rock phosphate
Compare common phosphorus fertilizer materials by grade and class.
| Dimension | Single superphosphate | Triple superphosphate | Diammonium phosphate | Monoammonium phosphate | Rock phosphate |
|---|---|---|---|---|---|
| Category | Fertilizer | Fertilizer | Fertilizer | Fertilizer | Fertilizer |
| Class | mineral-phosphorus | mineral-phosphorus | mineral-phosphorus | mineral-phosphorus | mineral-phosphorus |
| Typical grade (N-P₂O₅-K₂O) | 0-16-0 | 0-46-0 | 18-46-0 | 11-52-0 | Variable, roughly 0-3-0 to 0-32-0 depending on source and reactivity |
Methodology
Grade/class read from each entry.
Limitations
- Educational only — not a recommendation. Availability depends on soil pH and conditions.
Sources
This article draws on the following authoritative sources. See our sources & methodology for how they are selected.
- [1]IFA — International Fertilizer Association (opens in a new tab)Moderate
International Fertilizer Association (IFA)
- Type:
- Standards body
- Jurisdiction:
- Global
- Accessed:
- 2026-07-12