Humic acid50–60% min
Fulvic acid10–20% min
K₂O10% min
Solubility100%
pH9–10
Product overview
Potassium fulvate is a soluble potassium humate with a raised fulvic acid content. It combines humic and fulvic carbon with potassium for irrigation and foliar programmes.
Specification
| Appearance | Black Powder | Black Powder | Black Flake |
|---|---|---|---|
| Product code | GA-KFA-1-P | GA-KFA-2-P | GA-KFA-2-F |
| Water solubility | 100% | 100% | 100% |
| Potassium (K₂O dry basis) | 10.0% min | 10.0% min | 10.0% min |
| Moisture | 15.0% max | 15.0% max | 15.0% max |
| Humic acid (dry basis) | 50.0% min | 60.0% min | 60.0% min |
| Fulvic acid (dry basis) | 20% min | 10% min | 10% min |
| pH | 9.0-10.0 | 9.0-10.0 | 9.0-10.0 |
| Mesh | 60 | 600 | 600 |
| Particle size | / | 2-4mm | 2-4mm |
Values are the supply specification. Confirm the grade against the COA of the lot you test.
What it does
- Fully soluble humic and fulvic carbon with potassium
- Suited to drip irrigation and foliar sprays
- Chelates micronutrients in mixed solutions
How it is used
Dissolve for fertigation or foliar spraying, or use as a soluble humic base in liquid fertilizers.
Packing and documents
25 kg woven or kraft bags with an inner liner; jumbo bags and private-label packing on request. TDS and SDS for every grade, a representative COA before you order and a COA with every lot. Request documents or a sample.
Related products
FAQ
How is potassium fulvate different from potassium humate?
It carries more fulvic acid (10–20% vs about 1%), which improves solubility and suitability for foliar use.