EDDHA Fe 6%
Shanghai Titop Chemicals Co., Ltd. presents EDDHA Fe 6, a chelate known for effectively safeguarding nutrients from precipitation across a wide pH range of 4-9, outperforming EDTA and DTPA. This unique characteristic makes EDDHA-chelates perfect for alkaline, calcareous soils, and those with elevated carbonate levels. Primarily utilized for fertigation in open fields, soil injection, and advanced, soil-less cultures. The product features the highest percentage of the ortho-ortho isomer: 4.8% o-o, ensuring rapid dissolution in water and compatibility with most water-soluble fertilizers.
| ITEM | STANDARD | RESULT |
| Water Solubility | 98.0% - 100.0% | 99.6% |
| Iron Chelated | 6.0% min | 6.3% |
| Ortho - Ortho Content (%/min) | 1.5% min/ 2.0% min/ 2.5% min/ 3.0% min/ 3.6% min/ 4.0% min/ 4.2% min/ 4.6% min | |
| pH (1% Water Solution) | 0.1% max | 0.04% |
| Heavy Metal (Pb) | 30 ppm max | 20 ppm |
| Appearance | Dark red-brown granular or powder | |
| Comment: | Qualified | |






















