Sulphin by CRYSTAL (Triazophos 40% EC)
Insecticide · Detailed usage and dosage information for different crops
Highly toxic — yellow label triangle (Poison)
Sulphin dosage by crop
Pre-harvest interval (PHI): 21–40 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) |
|---|---|---|---|---|---|---|
| Cotton | Bollworm · Insects | Spray | 600-800 | 1500-2000 | 500-1000 | 21 |
| Cotton | White Fly · Insects | Spray | 600-800 | 1500-2000 | 500-1000 | 21 |
| Paddy | Brown Planthopper · Insects | Spray | 250-500 | 625-1250 | 500-1000 | 40 |
| Paddy | Green Leaf Hopper · Insects | Spray | 250-500 | 625-1250 | 500-1000 | 40 |
| Paddy | Hispa · Insects | Spray | 250-500 | 625-1250 | 500-1000 | 40 |
| Paddy | Leaf Folder · Insects | Spray | 250-500 | 625-1250 | 500-1000 | 40 |
| Paddy | Stem Borer · Insects | Spray | 250-500 | 625-1250 | 500-1000 | 40 |
| Paddy | White Planthopper · Insects | Spray | 250-500 | 625-1250 | 500-1000 | 40 |
| Soybean | Girdle Beetle · Insects | Spray | 250 | 625 | 500 | 30 |
| Soybean | Leaf Miner · Insects | Spray | 250 | 625 | 500 | 30 |
| Soybean | Stem Borer · Insects | Spray | 250 | 625 | 500 | 30 |
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
Sulphin by CRYSTAL is registered under India's Insecticides Act 1968. The product label specifies the exact active ingredient concentration (Triazophos 40% 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.
Other Triazophos 40% EC brand products in India
All products below contain Triazophos 40% EC as the active ingredient and carry CIB&RC registered label claims.
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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 Sulphin registered for?
Sulphin (Triazophos 40% EC) is registered for use in Cotton, Paddy, Soybean as per CIB&RC label claims.
What is the dosage of Sulphin?
Dosage of Sulphin varies by crop and pest. Always follow the CIB&RC registered label dose for each crop.
Is Sulphin safe to use near water bodies?
Always follow the Sulphin 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 Sulphin by CRYSTAL in India?
Sulphin 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 Sulphin?
Wear personal protective equipment (PPE) — gloves, mask, eye protection, and full-sleeved clothing — when mixing and applying Sulphin. 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.