Paraquat 44%TC, 20%AS

Herbicide of Paraquat is quck touch-killing & no toxicity in soil.Paraquat 44%TC, 20%AS Chemical Name:1,1′-dimethyl-4,4′-bipyridiniumFormula: C12H14N2Molecular Weight: 257.2CAS NO.: 4685-14-7EC NO: 225-141-7 Appearance: Colourless liquid or hygroscopic crystals. Melting Point: Decomposing at 300C. Vapour Pressure: Negligible.Stability: 700, 000 mg/L in water at 25C easily soluble in water, slightly soluble in short-China alcohol, practically insoluble in most other-organic solvents. Stability stable in neutral and acidic media, but readily oxidized in alaline media. Tech salts are corrosive to common metals.Toxicity: Oral LD50 150 mg/kg, dermal LD50 ( rabbits) is greater than 236-325 mg/kg. Specification: 42%TC, 20%AS Uses: Paraquat is quick touch-killing herbicide than lose activity in earth and without leaving toxicity in the soil. Widely applied to the weeding in gardens and woods. Also applied to cotton, soybeans etc.