Acaricides

Pyridaben

Chemical Name: 2-terbutyl-5-(4-terbutyl-thiobenzyl)-4-chloro-3(2H)-pyridazinone Formula: C19H25ClN2OS Molecular Weight: 364.5 CAS No.: 96489-71-3 Structure: Description: Appearance: white powder. Melting Point: 111-112°C. Vapour Pressure: 18 mPa at 25°C. Stability: In water 0.012 mg/L. It is easily soluble in most organic solvents,the solubility is 1.2×10-5g/100g in acetone. It is stable at PH value 4-9, unstable umder strong acidic and alkaline medium, umstable to light. Toxicity: Oral LD50 (Rat)>1,350 mg/kg. Dermal LD50 (Rabbit) >2,000 mg/kg. Inhatation LC50: (4h) 0.62 mg/l. Specification: 95%TC, 15%EC, 20%WP, 20%SC. Uses: Prevent and curative control of Sclerotinia, Botrytis, Monilia and Helminthosporium spp. on fruits(top fruits, strawberries and raspberries), vegetables(tomatoes, peas and beans), ornamentals, vines, cereals, sunflowers, oilseed rape, soyabeans, groundnuts, tobacco, etc.