Blue Copper by CRYSTAL (Copper Oxychloride 50% WP)
Fungicide · Detailed usage and dosage information for different crops
Blue Copper dosage by crop
| Crop | Pest / disease | Method | a.i. per ha | Formulation per ha | Water (L/ha) | Waiting period (days) |
|---|---|---|---|---|---|---|
| Banana | Fruit Rot · Disease | Spray | 1.25 | 2.5 | 750-1000 | - |
| Banana | Leaf Spot · Disease | Spray | 1.25 | 2.5 | 750-1000 | - |
| Betel | Fruit Rot · Disease | Spray | 1.25 | 2.5 | 750-1000 | - |
| Betel | Leaf Spot · Disease | Spray | 1.25 | 2.5 | 750-1000 | - |
| Cardamom | Clump Rot · Disease | Spray | 1.87-3.75 | 3.75-5.5 | 750-1000 | - |
| Cardamom | Leaf Spot · Disease | Spray | 1.25 | 2.5 | 750-1000 | - |
| Chillies | Fruit Rot · Disease | Spray | 1.25 | 2.5 | 750-1000 | - |
| Chillies | Leaf Spot · Disease | Spray | 1.25 | 2.5 | 750-1000 | - |
| Citrus | Leaf Spot · Disease | Spray | 1.25 | 2.5 | 750-1000 | - |
| Coconut | Bud Rot · Disease | Spray | 1.25 | 2.5 | 750-1000 | - |
| Coffee | Black Rot · Disease | Spray | 1.87-3.75 | 3.75-5.5 | 750-1000 | - |
| Coffee | Rust · Disease | Spray | 1.87-3.75 | 3.75-5.5 | 750-1000 | - |
Read the label. Doses above are the registered label claims (Central Insecticides Board & Registration Committee) for information only. Always follow the product label and your local agriculture officer's advice, wear protective equipment, and observe the waiting period before harvest. Found an error? Report it. See our terms of use.
Product Label & Registration
Blue Copper by CRYSTAL is registered under India's Insecticides Act 1968. The product label specifies the exact active ingredient concentration (Copper Oxychloride 50% WP), approved crops, application method, safety precautions, and the pre-harvest waiting period.
Always purchase from a licensed dealer and verify the registration on the official CIB&RC database before use.
Other Copper Oxychloride 50% WP brand products in India
All products below contain Copper Oxychloride 50% WP as the active ingredient and carry CIB&RC registered label claims.
- ★ This product
Blue CopperCRYSTAL 
AalcopAGASTYA
Bilcop 50BHARAT
BlitoxRALLIS
Blue CopperSYNGENTA
BlytonCRYSTAL
CropcapNAC
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Source: Central Insecticides Board & Registration Committee (CIB&RC), India - official registered label data · View source →. Updated: updated annually or when label claims change · Report an error
Frequently Asked Questions
What crops is Blue Copper registered for?
Blue Copper (Copper Oxychloride 50% WP) is registered for use in Banana, Betel, Cardamom, Chillies, Citrus, Coconut, Coffee as per CIB&RC label claims.
What is the dosage of Blue Copper?
Dosage of Blue Copper varies by crop and pest. Always follow the CIB&RC registered label dose for each crop.
Is Blue Copper safe to use near water bodies?
Always follow the Blue Copper label instructions regarding buffer zones near water bodies, drainage channels, or ponds. Do not spray during windy conditions or when rain is forecast within 4 hours. Dispose of empty containers as directed on the label — never near water sources.
Where can I buy Blue Copper by CRYSTAL in India?
Blue Copper is available from licensed pesticide dealers across India. Use the NaPanta app to find verified dealers near you who stock CRYSTAL products. Always purchase pesticides from licensed dealers and insist on a bill to ensure authenticity.
What precautions should I take when using Blue Copper?
Wear personal protective equipment (PPE) — gloves, mask, eye protection, and full-sleeved clothing — when mixing and applying Blue Copper. Do not eat, drink, or smoke during application. Wash thoroughly after use. Keep children and animals away from the treated area until the spray dries. Observe the pre-harvest waiting period listed on the label.