Thiabendazole Fungicide | for Fruit Preservation

Active Ingredient	Thiabendazole
Formulations	40% WP, 45% SC, 50% SC, 60% WDG
Mode of Action	Mitochondrial respiration inhibitor (blocks ATP synthesis in fungi)
Application Methods	Fruit dipping, foliar spray, seed treatment, wax coating
Use Rates	0.05%–0.1% solution for dipping/spraying; 1–2 g/kg for seed coating
Target Diseases	Blue mold, green mold, anthracnose, fusarium, storage rot
Target Crops	Oranges, citrus, bananas, mangoes, potatoes, mushrooms, seeds
Systemic Activity	Yes – penetrates tissues for internal protection
Formulation Advantages	Broad-spectrum, preventive & curative, compatible with wax
Packaging Options	100g–25kg (WP/WDG); 100ml–200L (SC)
Shelf Life	2 years under proper storage
OEM Services	Custom label, multilingual packaging, documentation support (COA, MSDS, TDS)
Usage Precautions	Wear PPE, avoid direct contact, triple rinse containers, store away from food/feed

How Thiabendazole Works: Disrupting Fungi from the Inside

Thiabendazole is not a surface-only fungicide. It enters plant or fruit tissues and works from within to prevent and eliminate fungal infections. It belongs to the benzimidazole chemical class, a group known for their systemic movement and curative power.

What Makes Thiabendazole Effective?

Thiabendazole works by interfering with fungal mitochondrial respiration. In simple terms, it cuts off the fungus’s ability to generate energy—which is essential for its growth and reproduction.

Mechanism Explained Step-by-Step:

1. Fungal cells rely on mitochondria to produce ATP, the energy molecule required for all cellular functions.
2. Thiabendazole binds to specific proteins inside fungal mitochondria, blocking the electron transport chain.
3. This disrupts energy metabolism, causing cell death or growth inhibition.
4. As a result, fungi can no longer spread, infect new tissue, or survive in stored environments.

Is Thiabendazole Systemic?

Yes. Thiabendazole is a systemic fungicide. This means it moves through plant or fruit tissues and protects not just where it’s applied, but also new growth or inner layers—especially important in:

• Post-harvest dipping of citrus, oranges, bananas, mangoes
• Root treatment in potatoes or vegetables
• Seed protection before planting

Fungicide Category and Resistance Group

• Fungicide Group: Benzimidazoles
• FRAC Code: 1 (single-site mode of action)
• Risk of Resistance: Moderate; best used with rotation or in tank mix with multi-site fungicides

Summary: Why This Mode of Action Matters

Feature	Value
Type	Systemic fungicide
Action Site	Fungal mitochondria
Primary Effect	Blocks energy production (ATP synthesis)
Result	Fungus cannot grow, infect, or survive in storage
Advantage	Effective for both protection and cure of early-stage infection

In short, Thiabendazole doesn’t just stop the symptoms—it stops the fungus’s ability to survive.

Where and When to Use Thiabendazole: Crops and Fungal Targets

Thiabendazole fungicide is highly valued for its wide use across post-harvest fruit treatment, vegetable protection, and seed disinfection. It is especially effective against molds and rots that threaten produce during storage, shipping, or retail display—when quality loss directly impacts commercial returns.

Below is a breakdown of where Thiabendazole is most effective:

1. Fruit Crops – Post-Harvest Dipping & Waxing

Thiabendazole is widely used for post-harvest treatment of fruits prone to storage rot or decay. It penetrates the fruit skin to prevent disease development during transport and cold storage.

Fruit	Common Fungal Diseases Controlled	Application Method
Oranges	Blue mold (Penicillium italicum), green mold (P. digitatum)	Dip or wax coat
Citrus (general)	Stem-end rot, storage decay	Dip or wax mixture (0.05–0.15%)
Bananas	Crown rot, anthracnose, cigar-end rot	Post-harvest dip or spray
Mangoes	Anthracnose, stem rot	Dip immediately after harvest
Litchi, Plums	Surface molds, decay fungi	Spray or immersion

Note: Thiabendazole can also be mixed into fruit wax formulations at 0.05–0.15% to extend freshness during cold-chain logistics.

2. Vegetables – Field or Pre-Storage Treatment

Thiabendazole also performs well on tuber and leafy vegetables, especially those stored after harvest.

Vegetable	Target Diseases	Application
Potato	Fusarium dry rot, silver scurf	Spray or dip tubers before storage
Chinese cabbage	Soft rot, leaf spot	Spray at 0.1% concentration
Mushrooms	Mycelial blotch, bacterial blotch	Surface spray (low concentration)

3. Seed Treatment

Thiabendazole is widely used as a fungicide seed treatment, protecting seeds and seedlings from early infections during germination.

Crop	Pathogen Controlled	Application
Wheat, barley, oats	Fusarium, Helminthosporium spp.	Seed coating with thiabendazole-based slurry
Soybeans, corn	Seed-borne molds	0.1–0.2% slurry dip or industrial seed treater

Looking to protect your harvest from the very beginning? Thiabendazole seed treatment offers early-stage defense for stronger plant starts.

Summary of Key Applications

Use Case	Form	Method
Post-harvest fruits	0.05–0.15%	Dip or mix into wax emulsion
Tuber vegetables	0.1%	Spray or soak before storage
Field vegetables	0.1%	Foliar spray for fungal prevention
Seeds	0.1–0.2%	Slurry coating before planting

Thiabendazole is one of the few fungicides equally effective after harvest, in storage, and in the seed bag.

How to Use Thiabendazole: Application Methods and Dosage Guide

Thiabendazole is a flexible fungicide that can be applied by dipping, spraying, soaking, seed coating, or even fruit waxing. To ensure maximum effectiveness, it’s important to follow the right concentration, timing, and handling method based on the crop and disease target.

1. Post-Harvest Dipping (Fruits)

This is the most common and effective use of thiabendazole fungicide—especially for citrus fruits and bananas, where fungal decay can occur during storage and shipping.

Crop	Disease	Method	Concentration	Timing
Oranges, Citrus	Green & blue mold	Dip or soak	0.05–0.1% solution	Within 24 hrs after harvest
Bananas	Crown rot, cigar-end rot	Crown dip or spray	0.1% solution	Immediately after harvest
Mangoes, Lychee	Stem-end rot	Dip or brief soak	0.05–0.1%	Before packing/storage
Plums, Apples	Surface decay	Dip/spray	0.05–0.1%	After sorting, before waxing

Ensure even coverage and contact with the stem or crown area, where fungal entry is most common.

2. Fruit Wax Mixing

In commercial packing houses, Thiabendazole is often added to fruit wax emulsions to provide long-term antifungal protection during shipment.

• Dosage: Mix 0.05% to 0.15% TBZ SC or WP into wax coating
• Target Crops: Oranges, apples, citrus, mangoes
• Technique: Maintain constant agitation for uniform mixing; apply as the final waxing step

3. Vegetable and Tuber Crop Spray

For crops like potatoes, cabbage, and mushrooms, Thiabendazole is sprayed to prevent fungal infections either in the field or before storage.

Crop	Application	Dosage	Timing
Potatoes	Tubers sprayed or soaked before storage	0.1% solution	Right after harvest
Chinese cabbage	Foliar spray for leaf rot prevention	0.05–0.1%	Before heading or disease outbreak
Mushrooms	Light spray on surface	0.05%	Between flushes or during humid conditions

4. Seed Treatment

Thiabendazole is ideal for use as a protective fungicide for seeds, especially where seed-borne rot and damping-off are common.

• Dosage:
  • 0.1–0.2% solution for slurry coating
  • 1–2 g/kg of seed when using powder-based product
• Application:
  • Mix evenly with clean water and coat seeds uniformly
  • Allow seeds to dry before planting
• Compatible Crops: Wheat, corn, soybeans, barley, vegetables

Best Practice Tips

• Water Quality: Use clean, neutral pH water to mix TBZ.
• Mixing: Always stir or shake the suspension well before use.
• Re-entry Interval: Wait at least 24 hours after application before handling crops.
• Spray Coverage: For foliar sprays, ensure coverage of stems and underside of leaves.
• Compatibility: Avoid mixing with strong alkalis; always jar-test before tank-mixing with other fungicides or insecticides.

With the right concentration and method, Thiabendazole delivers efficient and residue-safe disease protection across the crop lifecycle—from planting to post-harvest.

Why Choose Thiabendazole? Key Advantages That Drive Results

Thiabendazole is more than just another fungicide—it’s a critical post-harvest and pre-planting tool trusted in global agriculture to protect fruits, vegetables, and seeds from economic loss caused by rot, mold, and fungal infection. Its value lies in both its technical performance and practical application flexibility.

1. Broad-Spectrum Fungal Control

Thiabendazole is effective against a wide range of fungal pathogens, including:

• Penicillium spp. (green mold, blue mold)
• Fusarium spp. (dry rot in potatoes, seed-borne diseases)
• Colletotrichum spp. (anthracnose)
• Rhizopus, Alternaria, and other post-harvest decay organisms

It works in multiple environments—field, warehouse, cold storage, and transportation—making it ideal for integrated post-harvest disease management.

2. Systemic & Preventive Action

Unlike contact-only fungicides, Thiabendazole penetrates treated tissue, offering:

• Protection of internal fruit tissues post-harvest
• Residual effect that guards against latent infections during shipping and cold storage
• Internal action in tubers and seeds, preventing deep-seated rot and decay

This systemic protection helps preserve product quality during the most vulnerable phase—after harvest and before consumption.

3. Versatile Use Across Crop Types

Few fungicides can match Thiabendazole’s range of use:

• Citrus and bananas: Crown, stem-end, and skin rot
• Potatoes and mushrooms: Storage and surface mold
• Cabbage and vegetables: Leaf spot and rot control
• Wheat, soybean, corn: Seed treatment against early-stage fungal attack

This versatility makes it valuable for growers, packers, exporters, and seed treatment facilities.

4. Safe Residue Profile and Compatibility with Wax

Thiabendazole is approved for use on export-grade fruits and has:

• Low residue levels when applied at label rates
• Excellent compatibility with fruit wax emulsions, improving adherence and market shelf life
• Widely accepted in international food safety standards

This makes it suitable for producers who need to protect appearance and compliance in global supply chains.

5. Available in Multiple Formulations

Thiabendazole comes in:

• WP (wettable powder): Ideal for dipping and seed treatment
• SC (suspension concentrate): Easy to mix and apply for dipping or spraying
• WDG (water-dispersible granule): Dust-free, long shelf life, efficient packaging

All formulations are available for OEM customization with client branding, language, and packaging specs.

6. Economic Value and Post-Harvest Profit Protection

Rot and mold are among the leading causes of post-harvest loss in fruits and vegetables. Thiabendazole helps reduce:

• Storage shrinkage
• Rejection at ports or supermarkets
• Weight and quality degradation during transport

For exporters and large distributors, the price of Thiabendazole is low compared to the cost of spoiled inventory—making it a smart investment for every post-harvest system.

Formulations and OEM Options: Build Your Brand with Flexible Fungicide Solutions

Thiabendazole is available in multiple formulations to meet the needs of different crops, climates, application methods, and market segments. Whether you’re purchasing for direct farm use, packaging for retail, or exporting under your own brand, we offer full customization to match your goals.

Available Formulations

Formulation	Description	Best Use
Thiabendazole 40% WP	Wettable powder	Ideal for seed treatment and fruit dipping
Thiabendazole 45% SC	Suspension concentrate	Easy mixing for post-harvest spraying
Thiabendazole 50% SC	Higher concentration for professional applications	Wax mixing and high-throughput operations
Thiabendazole 60% WDG	Water-dispersible granule	Dust-free, longer shelf life, high solubility

All formulations are manufactured under strict ISO and FAO standards and come with:

• High stability
• Uniform particle size or suspension
• Long shelf life (2 years+)
• Consistent batch-to-batch quality

OEM and Private Label Support

We offer comprehensive OEM services for Thiabendazole fungicide:

• Label & carton design in multiple languages
• Custom packaging: bottles, sachets, drums, foil bags, PP woven bags
• Brand integration: Logo placement, color schemes, font selection
• Traceability: Batch codes, barcodes, QR codes, anti-counterfeit labels
• Compliance: Support for local registration and product documentation

Whether you’re building a consumer brand or supplying public procurement, we help turn your packaging into a professional, export-ready product line.

Packaging Options

Product Type	Available Sizes	Material
WP / WDG	100g, 250g, 500g, 1kg, 5kg, 10kg, 25kg	Foil pouch or woven bag with inner liner
SC	100ml, 250ml, 500ml, 1L, 5L, 20L, 200L	HDPE bottles or UN-rated drums

Packaging can be designed for retail sale, wholesale distribution, or bulk industrial supply—with visual elements and formats adapted to regional market standards.

Supply Chain and Export Support

• Flexible MOQ: Start from small trial orders or large-volume shipments
• On-time delivery: Coordinated sea/air freight with export documents
• Technical documents: COA, MSDS, TDS, SDS, field trial reports
• Third-party inspections (SGS, Intertek, BV) available upon request
• Supportive of port regulations across Asia, Africa, LATAM, and MENA

Thiabendazole is not just a fungicide—it’s a branded solution ready to scale with your agricultural distribution model.

Storage, Safety, and Environmental Handling

While Thiabendazole is a reliable and low-residue fungicide, its safe use and proper handling are essential to protect users, consumers, and the environment. Whether you’re handling a small sachet for seed treatment or managing bulk inventory in a warehouse, following best practices ensures long-term performance and regulatory compliance.

Safe Handling Guidelines

Precaution	Recommendation
Protective Gear	Always wear gloves, goggles, and a mask during mixing or spraying
Avoid Exposure	Prevent skin contact and inhalation of dust or mist
Hygiene	Wash hands and exposed skin after handling; do not eat, drink, or smoke while using the product
Ventilation	Use in well-ventilated areas or with airflow systems in post-harvest facilities

Thiabendazole has low toxicity to humans when used correctly, but proper PPE and hygiene prevent accidental irritation or exposure.

Storage Recommendations

• Temperature: Store between 5°C and 30°C in a dry, well-ventilated area
• Light: Avoid direct sunlight and heat to preserve product integrity
• Sealing: Always close containers tightly after use to avoid moisture contamination
• Segregation: Do not store near food, feed, beverages, or seed stock
• Child Safety: Store out of reach of children and unauthorized personnel

Under proper conditions, Thiabendazole maintains stability for up to 2 years from date of manufacture.

Packaging and Transport Compliance

• Products are packed in UN-certified containers for international shipping
• Labels are GHS-compliant and meet export documentation requirements
• Supports safe sea, air, and land transportation with minimal hazard classification
• Available with third-party inspection and certification for customs clearance

Environmental Safety and Application Waste

Although Thiabendazole is considered low-impact to non-target organisms, responsible use minimizes environmental footprint:

• Avoid spray drift into nearby water bodies, orchards, or greenhouses
• Do not dispose into drains, wells, or public water systems
• Triple rinse empty containers, puncture, and follow national disposal regulations
• Use leftover solutions promptly or dispose via certified chemical waste management services

First Aid and Emergency Measures

Incident	First Aid
Skin contact	Wash immediately with soap and water
Eye exposure	Rinse with clean water for at least 15 minutes
Inhalation	Move to fresh air and keep calm; seek medical help if breathing difficulty occurs
Ingestion	Rinse mouth, do not induce vomiting; seek medical attention

In case of large spills, isolate the area, use absorbent material, and report to local hazardous material authorities.

Frequently Asked Questions (FAQ) & Buyer’s Guide

What is Thiabendazole used for?

Thiabendazole is a broad-spectrum fungicide used to:

• Prevent and treat post-harvest fruit diseases (e.g. citrus, bananas, mangoes)
• Protect vegetables and tubers (e.g. potatoes, cabbage) from rot and mold
• Disinfect seeds before planting, especially cereals and legumes
• Extend shelf life of fresh produce through fruit waxing or storage treatment

How does Thiabendazole fungicide work?

It interferes with fungal mitochondrial respiration, blocking energy production inside the fungal cell. This prevents growth, reproduction, and spread, making it highly effective in both curative and preventive roles.

Is Thiabendazole systemic?

Yes, it is a systemic fungicide. It penetrates into treated tissue—fruit, leaves, seeds or tubers—and offers internal protection, not just surface contact.

Can I use Thiabendazole on oranges or bananas?

Absolutely. Thiabendazole is widely used for post-harvest dipping and waxing of oranges, bananas, and other tropical fruits. It controls rot, decay, and storage fungi and is approved for export-grade produce in many countries.

What concentration should I use?

• Dipping or spraying: 0.05% to 0.1% solution
• Fruit waxing: 0.05% to 0.15% mixed into wax
• Seed treatment: 1–2 g per kg of seed or 0.1–0.2% solution
• Always follow label recommendations and local guidelines.

What’s the shelf life of Thiabendazole products?

Typically 2 years when stored in a cool, dry, sealed container away from light and humidity. Keep product out of reach of children and away from food/feed.

Can I buy Thiabendazole in bulk or get OEM service?

Yes. We offer:

• Bulk supply of WP, SC, WDG formulations (from 100g to 200L packaging)
• Private label & OEM production with multilingual design
• Support with COA, MSDS, TDS, and registration documents
• Flexible MOQ to support trial orders or regional pilot launches

Take the Next Step with a Proven Fungicide Partner

If you’re a distributor, importer, or brand owner looking for:

• A post-harvest fungicide that delivers export-ready quality
• A trusted manufacturer for OEM thiabendazole formulations
• Flexible, fast delivery and full technical and registration support

We are ready to support you.

Thiabendazole fungicide protects your crops, preserves your fruits, and strengthens your business.

Contact us today to:

• Request a free sample or quote
• Receive a custom label mockup
• Access technical guidance tailored to your market