Technical Data Sheet · Version 1.0 · Issued 02 July 2026
Technical Data Sheet
DAP 18:46:0 Fertilizer
Zenco Chemicals LtdCategory: Agricultural Chemicals
DOC REFERENCE
Version: 1.0
Issue: 02 July 2026
Revised: 02 July 2026
CONFIDENTIAL — VIEW ONLY
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Product Description
Diammonium Phosphate (DAP) 18:46:0 fertilizer is a white crystalline solid, highly soluble in water, providing a concentrated source of 18% nitrogen and 46% water-soluble phosphorus. The chemical formula is (NH4)2HPO4 with CAS number 7783-28-0. DAP supports early plant development, strong root growth, and improved soil fertility. It is widely used across Kenya, Uganda, Tanzania, and Rwanda for crops such as maize, wheat, and coffee. Zenco Chemicals ensures reliable supply, quality assurance, and efficient distribution throughout East Africa.
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Chemical Composition
| Component | CAS Number | % w/w |
|---|---|---|
| Nitrogen (N) | 7727-37-9 | 18% |
| Phosphorus Pentoxide (P2O5) - water soluble | 1314-56-3 | 46% |
| Diammonium Phosphate ((NH4)2HPO4) | 7783-28-0 | 100% (active ingredient basis) |
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Physical & Chemical Properties
| ph | 7.0 to 8.5 (aqueous solution) |
| odour | Odorless |
| colour | White |
| viscosity | Not applicable (solid material) |
| appearance | White crystalline solid |
| solubility | Highly soluble in water |
| flash point | Non-flammable |
| boiling point | Decomposes before boiling |
| specific gravity | 1.80 g/cm³ |
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Performance Data & Dosage
| contact time | Immediate nutrient availability upon dissolution |
| compatibility | Compatible with most phosphorus and nitrogen fertilizers, Can be blended with potash fertilizers |
| dilution ratio | Not typically diluted; applied directly to soil or used in fertilizer blends |
| incompatibility | Avoid mixing with alkaline materials that may precipitate phosphorus, Incompatible with calcium fertilizers in certain blends causing caking |
| recommended dosage | Consult product label; varies by crop and soil conditions |
| treatment temperature | Ambient temperature application recommended |
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Applications & Industries
Applications
- Crop nutrient supply
- Soil phosphorus enrichment
- Fertilizer blending
- Agricultural production
Industries Served
AgricultureHorticultureFertilizer manufacturingCommercial farming
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Health & Safety (GHS)
07Harmful
Signal Word: Warning
Hazard Class: Acute Toxicity (Oral) Category 5, Skin Irritation Category 2
Hazard Statements:
- H303 May be harmful if swallowed
- H315 Causes skin irritation
- H319 Causes serious eye irritation
PPE Required:
Protective gloves Safety goggles Dust mask/respiratory protection if dusty
first aid skin
Wash affected area with plenty of water and soap. Remove contaminated clothing.
first aid eyes
Rinse eyes cautiously with water for several minutes. Seek medical advice if irritation persists.
first aid ingestion
Rinse mouth with water. Do not induce vomiting. Seek immediate medical attention.
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Storage & Handling
| disposal | Dispose of contents/container in accordance with local/regional/national regulations. |
| shelf life | 12 months under recommended storage conditions |
| container material | Polywoven bags (25kg, 50kg), steel drums (200kg) |
| storage conditions | Store in a cool, dry, ventilated place away from moisture and direct sunlight to prevent caking. |
| storage temperature | Store below 40°C |
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Packaging & Transport
25kg bags50kg bags200kg drums
| un number | UN3077 |
| packing group | III |
| transport class | 9 (Miscellaneous dangerous substances and articles) |
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Standards & Compliance
✓ KEBS certified fertilizer product✓ ISO 9001:2015 (Quality Management Systems)
| Standard | Scope |
|---|---|
| KEBS KS 02-605:2016 | Fertilizers - Specification for Diammonium Phosphate |
| ISO 18663:2012 | Fertilizers — Sampling and sampling preparation |
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Frequently Asked Questions
What is the nitrogen content in DAP fertilizer?
DAP fertilizer contains 18% nitrogen essential for plant growth.
Is bulk delivery available to Kenya and Uganda?
Yes, Zenco Systems Ltd provides bulk deliveries across East Africa.
How should DAP fertilizer be stored?
Store in a cool, dry area away from moisture and direct sunlight.
Can DAP be used for all crops?
DAP is primarily used for cereals, legumes, and horticultural crops.
Zenco Chemicals Ltd — https://zencochemicals.comTDS-DAP-FERTILIZER-IN-KENYA-UGANDA-TANZANIA · v1.0 · 02 July 2026FOR TECHNICAL REFERENCE ONLY
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