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Paraquat

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Chemical Identification | General Product Information | Physical & Safety Data

Chemical Identification

Common Name

Paraquat

中文通用名

百草枯

IUPAC

1,1′-dimethyl-4,4′-bipyridinium

CAS

1,1′-dimethyl-4,4′-bipyridinium

CAS No.

4685-14-7

Molecular Formula

C₁₂H₁₄N₂

Molecular Structure

General Product Information

Category

Herbicides > Quaternary ammonium herbicides

Activity

Defoliant/Desiccant

Premix

Paraquat+Diuron
DIQUAT DIBROMIDE+PARAQUAT DICHLORIDE
Granular, solid, soluble concentrate.
Premix Parters: Bacillus subtilis metalaxyl; carboxin; carboxin metalaxyl; etridiazole; metalaxyl-M;

Physical & Safety Data

Physical Properties

Stable except under alkaline conditions. No measurable vapor pressure. Colorless crystalline solid decomposes at approximately 300°C. Sparingly soluble in lower alcohols, insoluble in hydrocarbons.Molecular weight:186.3;

Toxicology

(Rat): Oral LD₅₀ 150 mg/kg.ADI:(JMPR) 0.004 mg/ kg b.w. (as paraquat ion) [1986].

Environmental Profile

SOIL PARTICLE ADSORPTION: Strongly absorbed and inactivated by soil particles .WATER SOLUBILITY: Dichloride salt is freely soluble HAZARDS: Fish: Slightly toxic. Bird: Moderately toxic

Transport Information

Signal Word:DANGER-POISON; Hazard Class:Ia(Extremely hazardous)

Porduct NewsMore

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Shall Diquat Replace Paraquat in Brazil?

Paraquat Diquat

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Brazil Anvisa bans paraquat

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US EPA takes action to prevent poisonings from paraquat

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