Xact Insecticide (Chlorpyriphos 50% EC) by Nichino India
The heavy-duty solution for hard-to-kill crop pests and structural termites.
Xact (Chlorpyriphos 50% EC) is a powerful, broad-spectrum insecticide brought to you by Nichino India, a subsidiary of Japan’s Nihon Nohyaku Co. Ltd. Designed for severe infestations, Xact offers a high concentration of active ingredients to tackle stubborn pests like Stem Borers and Leaf Folders in agriculture, while serving as the industry standard for anti-termite soil treatment in construction.
Recommended for: Farmers facing heavy pest pressure in Paddy and Cotton, and construction professionals requiring a long-term chemical barrier against termites.
Why Choose This Product? Key Benefits
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Triple Action Power: Combines Contact, Stomach, and Vapor action to kill pests instantly upon exposure or ingestion.
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Expert Termite Control: Creates a toxic chemical barrier in the soil that repels and kills subterranean termites, protecting building foundations.
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Cost-Effective Economics: Provides a high-efficacy solution at a fraction of the cost of newer molecules, making it ideal for cost-conscious farming.
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Vapor Action for Hidden Pests: Releases vapors that penetrate inside plant stems and soil tunnels to reach pests hidden from direct sprays.
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Japanese Formulation Quality: Manufactured by Nichino India using superior emulsifiers for better stability and canopy penetration than generic alternatives.
Technical Specifications
| Parameter | Details |
|---|---|
| Brand Name | Xact |
| Technical Name | Chlorpyriphos 50% EC |
| IRAC MoA Code | Group 1B (Organophosphates) |
| Chemical Group | Organophosphorus |
| Formulation | Emulsifiable Concentrate (EC) |
| Toxicity Label | Yellow Triangle (Highly Toxic) |
How It Works: Mode of Action
Xact works by targeting the insect's nervous system. Upon entering the insect's body, it transforms into a potent inhibitor that blocks the enzyme acetylcholinesterase. This causes a "traffic jam" in the nerve signals, leading to paralysis and pest elimination.
- Contact: The oil-based formulation adheres to the insect's body, penetrating the skin immediately.
- Stomach: Chewing pests like caterpillars die after eating leaves treated with Xact.
- Fumigant (Vapor): In hot climates or enclosed spaces (like soil tunnels), Xact releases vapors that enter the pest's breathing tubes, killing hidden insects like Stem Borers and Termites.
Note: Xact is a "Pro-insecticide," meaning it becomes fully active and lethal only after being processed by the pest's own metabolism.
Target Crops & Pests
| Crop / Usage | Target Pest(s) |
|---|---|
| Paddy (Rice) | Yellow Stem Borer, Leaf Folder |
| Cotton | Bollworm Complex (Helicoverpa, etc.) |
| Building Construction | Subterranean Termites (Soil Treatment) |
Dosage & Application Guide
The Golden Rule: Always follow the "Dose per Acre" for accurate results.
Dosage per Acre, Litre, & Pre-Harvest Interval (PHI)
| Crop | Dose (ml / Acre) | Water (L / Acre) | Dose (ml / Litre) | PHI (Days) |
|---|---|---|---|---|
| Paddy | 300 - 320 ml | 200 L | 1.5 - 1.6 ml | 15 |
| Cotton | 400 - 480 ml | 200 - 250 L | 2.0 ml | 30 |
| Termites (Construction) | - | - | 10 ml (1:99 Ratio) | - |
*PHI = Pre-Harvest Interval: The minimum number of days to wait between the last spray and harvesting.
How to Apply: Best Practices
- Timing: Apply at the Early Threshold Level (ETL)—when you first see moth activity or egg masses. For termites, treat soil before laying the flooring slab.
- Mixing: Do NOT mix with alkaline products like Bordeaux mixture or Lime Sulfur, as this neutralizes the poison. It is compatible with Hexaconazole and Tricyclazole.
- Coverage: Use a hollow cone nozzle for foliar sprays to ensure the mist penetrates the crop canopy. For termites, drench the soil until saturation.
- Safety: Always wear PPE (gloves, mask, goggles). Wash hands thoroughly after use. Avoid spraying during the hottest part of the day to prevent leaf scorching.
Frequently Asked Questions
1. Can I use Xact on Vegetables like Brinjal or Tomato?
No. The use of Chlorpyriphos on vegetables is strictly prohibited by the CIBRC due to residue risks. Use only on permitted crops like Cotton and Paddy.
2. What is the mixing ratio for Termite Control?
For pre-construction anti-termite treatment, mix 1 part Xact with 99 parts water (approx 10ml per litre of water) to create a 0.5% emulsion.
3. Is Xact effective against Stem Borers inside the plant?
Yes. Xact has strong fumigant (vapor) action. The vapors can travel inside the hollow paddy stem to kill the larvae hiding within.
4. Can I mix Xact with fungicides?
Yes, Xact is generally compatible with common fungicides like Propiconazole and Hexaconazole for dual protection against pests and diseases.
5. What is the antidote in case of accidental poisoning?
In case of ingestion or severe exposure, immediate medical attention is required. Doctors typically administer Atropine Sulphate and 2-PAM (Oximes) as antidotes.
Safety & Disclaimer
Always read and follow the instructions on the official product label. The information provided here is for guidance only. Use personal protective equipment (PPE) during application. This product is toxic to fish and aquatic life; do not use near water bodies.

