Specification
Active Ingredients: Paraquat technical material,Not less than 42%;
Aqueous solution: Not less than 20%
Appearance: White crystalline solids
Relative Density:1.24-1.26 ( 20 degree centigrade / 20 degree centigrade )

Melting Point: 300 degree centigrade
Solubility: Freely soluble in water; Practically insoluble in hydrocarbons; Sparingly soluble in lower alcohol. Seldom insoluble in organic solvents. Stable in acidic and neutral substances. It easily hydrolyses in alkaline substances and degrades under strong light irritation. It can be inactivated by inert slit loam and negative surfactivity. Direct metal contact should be avoided because of its corrosiveness. Paraquat dichloride (42-50% a. i.)appears dark brown.
Toxicity Status:Oral:
LD50 rat (Acute): 112-150 mg/kg
LD50 mice (Acute): 104 mg/kg
Dermal: LD50 rat, 500 mg/kg
LD50 rabbit: 204 mg/kg
Eye & Skin Irritation, Moderate
Oral: NED dog, 20ppm
Dermal: NED rabbit (Sub-acute), 2.8mg/kg
Inhalation: NED rat (Sub-acute), 0.1ug/l
Oral: NED rat (chronic), 180ppm
Oral: NED dog (chronic), 35ppm
Carcinogenic, teratogenic and mutative effects were not observed.
LC50 (rainbow trout, 48hours): 62mg/L
LC50 (Carp, 48hours): 40mg/L
LD50(Chicken): 300-380mg/kg
LD50 (bee): 11ug/L
LD50 (bird): 950-100000mg/kg

Storage: Stored in a cool dry place.
Expiration Period: At least two years.
Packaging: 25kg/fiber drum for tech; 200kg/iron drum for SL ,Make adjustments according to customers' requirements.