Chlorothalonil CAS NO.1897-45-6

Fungicide Chlorothalonil Leading Chlorothalonil supplier Customerized Packing Chlorothalonil 98% Tech 25% 50% WP 40% 50% SC Chloro…

Fungicide Chlorothalonil Leading Chlorothalonil supplier Customerized Packing Chlorothalonil 98% Tech 25% 50% WP 40% 50% SC Chlorothalonil Fungicide Common Name Chlorothalonil Type of formulation 98% Tech25% 50% WP 40% 50% SC Chemical name Tetrachloroisophthalodinitrile Molecular Formula C8Cl4N2 Molecular Weight 265.91 CAS Registry Number 1897-45-6 (37223-69-1) Properties Tech White crystalline solid. Melting point 250-251° C. Thermally stable under normal storage conditions. Stable to ultraviolet radiation. Stable in neutral or acidic aqueous media. Half- life of 38.1 days in aqueous media at pH 9. Non-corrosive. Odorless in pure form. Nonvolatile under normal field conditions. Vapor pressure, 5.72 × 10-7 torr at 25° C. Slightly soluble in xylene, acetone. Uses Mode of Action Chlorothalonil is a multi-site inhibitor affecting various enzymes and other metabolic processes in fungi. It inhibits spore germination, and is toxic to fungal cell membranes. Types of Formulation Flowable, solution, soluble dispersible granule, dust. Some formulations also contain other fungicides. What it controls Chlorothalonil is effective against fungal diseases such as grey mold, early and late blights, leaf spots, anthracnose, fruit rots, rusts and downy mildews that threaten numerous vegetable, small fruit, stone fruit, ornamental, turf and other agricultural crops. Note The specific crop-disease combination must be on the label. Application Timing The timing of application depends on the fungus to be controlled, and the growth stage of the plants to be protected. Refer to the label for detailed instructions on rates and application timing for the specific crop and disease. Toxicity Oral LD50 >10, 000 mg/kg. Inhalation LC50 Actual airborne concentration (1 h. ) 0.52 mg/l; (4 h. ) 0.1 mg/l. Nominal (1 h. ) 7.9 mg/l; (4 h. ) 0.62 mg/l. (Rabbit) Dermal LD50 >10, 000 mg/kg. Skin, eye irritant Type of formulation 98% Tech25% 50% WP 40% 50% SC Pack...98% Tech 50% 72%SC 75%WG 70% 75%WP 98% Tech 50% 72%SC 75%WG 70% 75%WPFungicide, high quality low cost