EDDHA-Fe 6% O-O2.4、3.6、4.8 乙二胺-N’N’-2-羟基苯乙酸铁钠混合盐
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EDDHA-Fe 6% O-O2.4、3.6、4.8 乙二胺-N’N’-2-羟基苯乙酸铁钠混合盐

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EDDHA-Fe 6% is a high-efficiency organic chelated iron fertilizer. It has three different ortho-position value specifications (2.4, 3.6, and 4.8), with a purity of up to 99%. Specially designed for iron supplementation in plants, it is suitable for various agricultural planting scenarios.
Price: $ 4
  • EDDHA - Fe

  • HRH

  • HRH0006

Availability:
Quantity:
min order: 1000


Product Introduction of EDDHA-Fe 6% High-Efficiency Chelated Iron Fertilizer

EDDHA-Fe 6% is a high-efficiency organic chelated iron fertilizer. It has three different ortho-position value specifications (2.4, 3.6, and 4.8), with a purity of up to 99%. Specially designed for iron supplementation in plants, it is suitable for various agricultural planting scenarios.

Product Characteristics

  • Chemical Name: Sodium Iron Ethylenediamine Di-o-Hydroxyphenylacetate (EDDHA-FeNa)

  • Iron Content: 6% (chelated iron)

  • Ortho-Position Value: 2.4/3.6/4.8 (percentage content of O-O type isomer)

  • Purity: ≥99%

  • Appearance: Dark brown fine particles / powder

  • pH Value: The pH of 1% aqueous solution ranges from 7.0 to 9.0

  • Solubility: Super water-soluble, easily soluble in water

Importance of Ortho-Position Value

The ortho-position value is a key indicator for measuring the quality of EDDHA-Fe, representing the binding mode between the two ortho-hydroxyl groups (-OH) in the molecule and iron ions:
Ortho-Position ValueStabilityIron Utilization RateApplicable Scenarios
2.4MediumGoodNeutral soil
3.6HighExcellentSlightly alkaline soil
4.8Extremely HighOutstandingAlkaline / calcareous soil
A higher ortho-position value means the product has stronger anti-decomposition ability, is less likely to be fixed by other elements in the soil, and plants can absorb more effective iron. It takes effect faster and the fertilizer effect lasts longer.

Advantages in Agricultural Application

  1. Excellent Stability: It remains stable in a wide range of soil environments with pH 3-9, and is especially suitable for alkaline and calcareous soils.

  2. High-Efficiency Iron Supplementation

    • Quickly corrects iron-deficiency chlorosis (yellow leaf disease) in plants.

    • Promotes chlorophyll synthesis and enhances photosynthesis.

    • Improves crop stress resistance and yield.

  3. Flexible Application Methods

    • Drip Irrigation: Use 70-100 grams per mu, and add directly to the drip irrigation system.

    • Drenching: Dilute and use for root irrigation.

    • Foliar Spraying: Spray on leaves to quickly supplement iron.

Application Recommendations

  • For Iron-Deficiency Symptoms: Appropriately increase the dosage in the early stage, and adjust it later according to the improvement of symptoms.

  • Iron Deficiency Prevention: Apply regularly to maintain a healthy iron level in plants.

  • Compatibility: It can be mixed with most pesticides and chemical fertilizers (avoid mixing with strong acidic or strong alkaline substances).

Summary

EDDHA-Fe 6% is a high-efficiency and stable organic chelated iron fertilizer. Its three ortho-position value specifications (2.4/3.6/4.8) can meet the iron supplementation needs under different soil conditions. With its ultra-high stability and bioavailability, it is an ideal choice for solving iron-deficiency problems in plants. It is especially suitable for use in areas with alkaline and calcareous soils, and is widely applied in the planting of various crops such as fruit trees, vegetables, and flowers.

Explanation of Professional Terms

  • EDDHA: Ethylenediamine Di-o-Hydroxyphenylacetic Acid, a powerful chelating agent.

  • Ortho-Position Value: The percentage content of O-O type isomer, reflecting the binding state between the two ortho-hydroxyl groups in the molecular structure and iron ions.

  • Chelated Iron: Iron ions wrapped by EDDHA molecules. It is not easily fixed by the soil and has a high absorption rate by plants.


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