Foliar Micronutrient Blend (Zn+B+Mn+Fe)

Verified Supplier 📄 ISO 9001 Certified 📊 SGS Tested 🚢 Global Shipping

Premium quality foliar micronutrient blend with EDTA-chelated zinc (10%), boron (4%), manganese (8%), and iron (8%). 100% water soluble with no residue. Formulated for rapid foliar absorption and deficiency correction. EDTA chelation ensures nutrient stability and prevents precipitation in spray solutions. Corrects zinc, boron, manganese, and iron deficiencies within 3-5 days across all crop types.

Zinc (Zn) EDTA10%
Boron (B)4%
Manganese (Mn) EDTA8%
Iron (Fe) EDTA8%
Water Solubility100% (no residue)
AppearanceLight green / blue powder
Packaging1kg / 5kg bags
MOQ2 tons
✅ Factory Direct Price
📦 OEM Packaging Available
🚢 FOB / CIF / CFR
💳 T/T, L/C Accepted

Product Information

ParameterSpecificationTest Method
Zinc (Zn) as EDTA10.0% minICP-OES
Boron (B) as Boroethanolamine4.0% minICP-OES
Manganese (Mn) as EDTA8.0% minICP-OES
Iron (Fe) as EDTA8.0% minICP-OES
Copper (Cu) as EDTA0.5%ICP-OES
Molybdenum (Mo)0.1%ICP-OES
Amino Acids10.0% minSpectrophotometry
Insoluble Matter0.1% maxGravimetric
Moisture1.0% maxISO 760
pH (1% solution)5.0-7.0pH meter
Dissolution TimeWithin 2 minutesVisual / stopwatch
Shelf Life24 months (sealed, dry storage)-

Product Features

EDTA Chelation Technology

Zinc, manganese, and iron are EDTA-chelated for maximum stability, solubility, and foliar absorption rates up to 90%, far exceeding non-chelated forms.

100% Water Soluble

Fully dissolves within 2 minutes with zero residue. Will not clog spray nozzles or produce sediment in spray tanks.

Rapid Deficiency Correction

Foliar absorption delivers micronutrients directly to leaf tissue, with visible greening and recovery within 3-5 days of application.

Amino Acid Carrier

Contains 10% amino acids that act as natural chelating agents and biostimulants, enhancing nutrient penetration and plant stress tolerance.

Broad-Spectrum Formula

Combined Zn+B+Mn+Fe+Cu+Mo addresses multiple micronutrient deficiencies simultaneously in a single application.

Export-Grade Quality

Manufactured to ISO 9001 standards with SGS pre-shipment inspection. Full COA provided with every shipment.

Application Scope

Foliar micronutrient blend is designed for rapid correction of zinc, boron, manganese, and iron deficiencies across all crop types and production systems.

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Cereals & Grains

Corn (Zn deficiency), wheat (Mn deficiency), rice (Zn+B). Apply 1-2 kg/HA per spray at vegetative stage.

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Fruits & Vegetables

Apple (B+Zn), citrus (Fe+Zn), tomato (B+Mn), grape (B). 0.5-1.5 kg/HA at pre-flowering and fruit set.

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Cash Crops

Cotton (B+Zn), soybean (Mn+Fe), oilseed rape (B). 1-2 kg/HA at critical growth stages.

Recommended Application Method

Crop StageApplication RateMethod
Foliar spray1-2 g/L (0.1-0.2% solution)Every 10-14 days as needed
Drip fertigation2-3 g/L per irrigation1-2 times per week
Seed treatment5-10 g/kg seedSingle pre-planting application

Mixing Precautions & Compatibility

⚠ Important Mixing Restrictions
  • Do NOT mix with alkaline pesticides (pH above 8): High pH breaks EDTA chelation bonds, causing iron, manganese, and zinc to precipitate as insoluble hydroxides, rendering them unavailable to the plant.
  • Do NOT mix with copper-based fungicides (Bordeaux mixture, copper hydroxide): Copper ions displace chelated micronutrients and can cause phytotoxicity on foliage.
  • Do NOT mix with oils (mineral oil, horticultural oil): Oils can enhance foliar absorption to phytotoxic levels and reduce chelate stability.
  • Micronutrient blend + neutral pesticides: Compatible for tank-mixing. Always conduct a small jar test before large-scale application.
  • Micronutrient blend + NPK water soluble: Compatible. Adds micronutrients to fertigation solutions. Monitor solution pH to keep between 5.0-7.0.
  • Micronutrient blend + humic/fulvic acid: Compatible and synergistic. Humic substances enhance nutrient absorption and chelation.
  • Application timing: Spray in early morning or late afternoon. Avoid midday heat above 30°C and direct intense sunlight to prevent leaf burn.
  • Storage: Keep sealed and dry. Highly hygroscopic powder absorbs moisture rapidly. Store below 25°C in original moisture-proof packaging.

Customized Formula Service

We offer full OEM customization for foliar micronutrient products. Whether you need a specific element ratio, single-element chelate, or private-label branding, our technical team can deliver to your exact specifications.

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Custom Element Ratios

Available in high-Zn, high-B, high-Fe, high-Mn, or any custom element ratio for specific deficiency patterns in your region.

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Single-Element Chelates

Available as standalone EDTA-Zn 15%, EDTA-Fe 13%, EDTA-Mn 13%, EDTA-Cu 15%, Boron 20%, or EDTA-Ca 10%.

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Custom Color & Dye

Green, blue, or custom-colored powder with food-grade dyes for product identification.

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OEM Branding & Labeling

Your logo, design, and multilingual labels on bags. Full private-label service with custom artwork.

Learn More About Custom Service →

Packaging & Shipping

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1kg Foil Bag

Moisture-proof aluminum foil bag with PE liner. 12 bags per carton. Retail-ready packaging.

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5kg Foil Bag

Moisture-proof aluminum foil bag with PE liner. 4 bags per carton. Distribution-ready packaging.

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25kg Bag

Woven PP bag with inner PE liner for bulk buyers. Pallet-loaded for export.

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OEM Custom

Custom bag sizes, branding, and labeling. Minimum 2T for custom packaging.

Container Loading Capacity

Container TypeBag SizeBags/ContainerTotal Tonnage
20GP1kg2,000 bags2 tons
20GP5kg400 bags2 tons
20GP25kg80 bags2 tons
40HQ25kg2,000 bags50 tons

Shipping & Storage Notes

  • Sea freight: FOB Qingdao, CIF any port, CFR destination. Air freight available for urgent orders.
  • Store in dry, ventilated warehouse. Keep sealed in original moisture-proof packaging at all times.
  • Shelf life: 24 months in sealed original packaging below 25℃ and 60% relative humidity.
  • Highly hygroscopic: reseal immediately after opening. Avoid exposure to humid air.
  • Full export documentation: COA, Packing List, Commercial Invoice, Bill of Lading, Certificate of Origin, MSDS.

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