Trade Name Q-Fort
Common Name Quinolphos 25% EC

Physio Chemical Properties:

Trade Name Q-Fort
Common Name Quinalphos 25 EC
Chemical Name O,O-diethyl O-quinoxalin-2-yl phosphorothioate
Molecular Formula C12H15N2O3PS
Physical State (Tech) Reddish brown clear liquid
Melting Point (Tech) Not applicable
Solubility Soluble in Acetone, Ethanol and Xylene
Stability Stable for 2 years stored under normal condition of warehouse storage
Toxicity Acute Oral (LD50 for rats) is 21 mg/Kg body weight (Species: rat, sex: female) Acute dermal (LD50 for rats) is 2290 mg/Kg (Species: rat, sex: female)

Mode of Action:

Q-Fort 25 EC is a highly effective insecticide with contact and stomach action.


  • It is having broad spectrum of activity and good initial and residual toxicity against bollworms on cotton and stem borer, leaf folder, green leaf hopper, hispa on rice.
  • A preferred choice for 2 major crops (Cotton & Paddy).
  • It is a contact and stomach poison. It is non-systemic.

Method of Application:

Q-Fort – 25 EC can be applied as a foliar spray.

Preparation for Spray Solution:

Take a small quantity of water in a container and dissolve required quantity of Q-Fort – 25% EC in it. Stir this solution properly and mix it with the remaining quantity of water. The volume of total water required will depend on crop stage, crop cover, the total area to be treated and the type of sprayer used.

Spectrum of Action and Suggested Uses:

Crop Pest Dosage (ml/ha)
Cotton Bollworm 1500 - 2000
Paddy Stem borer
Leaf Folder
Green Leaf Hopper
Soyabean Stem borer
Girdle beetle
Leaf Miner
Brinjal Shoot and Fruit Borer
Epilcahna Beetle


Q-Fort – 25 EC is compatible with all existing plant protection chemicals presently available in the market.

It is not phytotoxic on any crops if used at recommended doses.

Precautions and Antidotes 
Accidental ingestion should be avoided at all costs. Wear protective clothing while spraying. Wash hands and body after spraying. Do not eat or drink or smoke while spraying.

If product gets into the eyes, rinse it out immediately with plenty of water. If swallowed perform gastric lavage with 5% sodium carbonate. Atropinize the patient immediately and maintain full atropinization by repeated doses of 2 – 4 mg at 5 – 10 minutes interval until continuance of symptoms.

Administer 1 – 2 gm of 2 PAM dissolved in 10 cc of distilled water intravenously for 10 – 15 minutes. As per physician’s advice, give oxygen or artificial respiration.


Used In Following Countries:

  •  India