Penpyr 32 by HPM (Clomazone 20% + 2, 4-D EE 30% EC)
Herbicide · Detailed usage and dosage information for different crops

Penpyr 32 dosage by crop
Pre-harvest interval (PHI): Infinity–-Infinity days depending on crop. Do not harvest before the waiting period is complete.
| Crop | Pest / disease | Method | a.i. per ha | Formulation per ha | Water (L/ha) | Waiting period (days) |
|---|---|---|---|---|---|---|
| Paddy | Cyperus Compestris Difformis · Weeds | Spray | 0.250-0.375 Kg | 1.25 ltrs. | 500 | 100-110 |
| Paddy | Cyperus Compestris Iria · Weeds | Spray | 0.250-0.375 Kg | 1.25 ltrs. | 500 | 100-110 |
| Paddy | Echinochloa Colonum · Weeds | Spray | 0.250-0.375 Kg | 1.25 ltrs. | 500 | 100-110 |
| Paddy | Echinochloa Colonum · Weeds | Spray | 0.250-0.375 Kg | 1.25 ltrs. | 500 | 100-110 |
| Paddy | Eclipta Alba · Weeds | Spray | 0.250-0.375 Kg | 1.25 ltrs. | 500 | 100-110 |
| Paddy | Fimbristylis Spp · Weeds | Spray | 0.250-0.375 Kg | 1.25 ltrs. | 500 | 100-110 |
| Paddy | Leptochloa Chinensis · Weeds | Spray | 0.250-0.375 Kg | 1.25 ltrs. | 500 | 100-110 |
| Paddy | Ludwigia Parviflora · Weeds | Spray | 0.250-0.375 Kg | 1.25 ltrs. | 500 | 100-110 |
| Paddy | Marsilea Quadrifolia · Weeds | Spray | 0.250-0.375 Kg | 1.25 ltrs. | 500 | 100-110 |
| Paddy | Panicum Repens · Weeds | Spray | 0.250-0.375 Kg | 1.25 ltrs. | 500 | 100-110 |
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
Penpyr 32 by HPM is registered under India's Insecticides Act 1968. The product label specifies the exact active ingredient concentration (Clomazone 20% + 2, 4-D EE 30% EC), 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.
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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 Penpyr 32 registered for?
Penpyr 32 (Clomazone 20% + 2, 4-D EE 30% EC) is registered for use in Paddy as per CIB&RC label claims.
What is the dosage of Penpyr 32?
Dosage of Penpyr 32 varies by crop and pest. Always follow the CIB&RC registered label dose for each crop.
Is Penpyr 32 safe to use near water bodies?
Always follow the Penpyr 32 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 Penpyr 32 by HPM in India?
Penpyr 32 is available from licensed pesticide dealers across India. Use the NaPanta app to find verified dealers near you who stock HPM products. Always purchase pesticides from licensed dealers and insist on a bill to ensure authenticity.
What precautions should I take when using Penpyr 32?
Wear personal protective equipment (PPE) — gloves, mask, eye protection, and full-sleeved clothing — when mixing and applying Penpyr 32. 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.