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Fungicides

Chlorothalonil

Chemical Name: 2.4,5,6-tetrachloro-1,3-benzenedicarbonitrile

Formula: C8CL4N2

Molecular Weight: 265.89

CAS No.: 1897-45-6

Structure:

Description:

Appearance: white and inodorous crystal

Melting Point:250-251°C

Vapour Pressure: 1.3 mPa at 25°C.

Stability: Stable in water 0.6 mg/L at 25°C, Easy dissolves in alcohol, dichloromethane, benzene, toluene etc. many solvents. Hardly dissolves in ethylene glycol, petroleum.

Specification: 97%TC, 75%WP, 720SC, 500SC..

Toxicity: Oral LD50 (Rat)>10,000 mg/kg. Inhalation LC50 Actual airborne concentration: (1 h.) 0.52 mg/l; (4 h.) 0.1 mg/l. Dermal LD50 (Rabbit) >10,000 mg/kg. Skin, eye irritant

Uses: It is a kind of non-imbibed and broad bactericide with high effciency,low toxicity,it is widely used in prevention and cure o plant mycosis for vegetable,fruit tree,flowers,tobacco,tea tree,and other economical plant,legumina,rice,wheat,and forest.It is applied to industry as antiseptic for dope,wiring,leat-her,paper and cloth etc.

 

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