Klass by BAYER (Diuron 80% WP)
Herbicide · Detailed usage and dosage information for different crops
Moderately toxic — blue label triangle (Danger)
Klass dosage by crop
| Crop | Pest / disease | Method | a.i. per ha | Formulation per ha | Water (L/ha) | Waiting period (days) |
|---|---|---|---|---|---|---|
| Banana | Eragrostis Zeylanica · Weeds | Spray | 1.60 kg | 2 kg. | 625 | - |
| Citrus | Amaranthus Spinosus · Weeds | Spray | 1.6-3.2kg | 2.0-4.0 kg. | 600 | - |
| Citrus | Commilina Spp · Weeds | Spray | 2-4.0kg | 2.5-5.0kg | 600 | - |
| Citrus | Convolvulus Spp · Weeds | Spray | 1.6-3.2kg | 2.0-4.0 kg. | 600 | - |
| Citrus | Cucumis Trigonus · Weeds | Spray | 2-4.0kg | 2.5-5.0kg | 600 | - |
| Citrus | Cynotis Spp · Weeds | Spray | 1.6-3.2kg | 2.0-4.0 kg. | 600 | - |
| Citrus | Cyperus Compestris Iria · Weeds | Spray | 1.6-3.2kg | 2.0-4.0 kg. | 600 | - |
| Citrus | Cyperus Compestris Iria · Weeds | Spray | 2-4.0kg | 2.5-5.0kg | 600 | - |
| Citrus | Digera Arvensis · Weeds | Spray | 2-4.0kg | 2.5-5.0kg | 600 | - |
| Citrus | Echinochloa Crus-Galli · Weeds | Spray | 1.6-3.2kg | 2.0-4.0 kg. | 600 | - |
| Citrus | Portulaca Races · Weeds | Spray | 1.6-3.2kg | 2.0-4.0 kg. | 600 | - |
| Citrus | Tribulus Terrestris · Weeds | Spray | 2-4.0kg | 2.5-5.0kg | 600 | - |
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
Klass by BAYER is registered under India's Insecticides Act 1968. The product label specifies the exact active ingredient concentration (Diuron 80% 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 Diuron 80% WP brand products in India
All products below contain Diuron 80% WP as the active ingredient and carry CIB&RC registered label claims.
- ★ This product
KlassBAYER 
BiuronBHARAT
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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 Klass registered for?
Klass (Diuron 80% WP) is registered for use in Banana, Citrus as per CIB&RC label claims.
What is the dosage of Klass?
Dosage of Klass varies by crop and pest. Always follow the CIB&RC registered label dose for each crop.
Is Klass safe to use near water bodies?
Always follow the Klass 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 Klass by BAYER in India?
Klass is available from licensed pesticide dealers across India. Use the NaPanta app to find verified dealers near you who stock BAYER products. Always purchase pesticides from licensed dealers and insist on a bill to ensure authenticity.
What precautions should I take when using Klass?
Wear personal protective equipment (PPE) — gloves, mask, eye protection, and full-sleeved clothing — when mixing and applying Klass. 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.