Appearance | Black Powder |
Water-solubility | 100.0% |
Humic acid(dry basis) | 75.0% min |
Potassium(K₂O dry basis) | 12.0% min |
Nitrogen(organic) | 0.28% |
Fe | 0.2% |
P₂O₅ | 0.02% |
pH | 9.0-11.0 |
Sieve residue (0.5mm) | 5.0% max |
Particle size of insoluble content | 100 microns max |
Product code | CXHA-KHA-S |
High Water Solubility Potassium Humate