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Farm Pesticides Paraquat Dichloride 20% SL Herbicides Agrochemicals CAS 4685-14-7

Categories Agricultural Pesticides
Brand Name: MOLOTUS
Model Number: Paraquat 20% SL
Certification: ISO
Place of Origin: CHINA
MOQ: Negotiable
Price: Negotiable
Payment Terms: L/C, T/T, Western Union
Delivery Time: 20-25 days
Packaging Details: 200L, 20L, 10L, 5L, 1l, 500ML, 250ML,100ML
Active Ingredient: Paraquat
Formulation: 20%SL
Weedicides: Non-selective contact herbicide
Target: Broad-spectrum control of broad-leaved weeds and grasses
Crops: fruit orchards , plantation crops, vines, olives, tea
Compatibility: Incompatible with alkaline materials, anionic surfactants, and clay-containing inert materials.
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    Farm Pesticides Paraquat Dichloride 20% SL Herbicides Agrochemicals CAS 4685-14-7

    Farm Pesticides Paraquat Dichloride 20% SL Herbicides Agrochemicals CAS 4685-14-7


    Paraquat Specification


    ITEMSSTANDARDSRESULTS
    AppearanceGreen to dark blue homogenous liquidQualified
    Content of paraquat, g/L≥ 200205
    pH4.0 – 6.05.2
    Emetic Agent, g/L≥ 0.4750.505
    Water Insolubles, %≤0.3<0.1
    Dilution StabilityQualifiedQualified
    Stability at 0°CQualifiedQualified
    Stability at elevated temperatureQualifiedQualified
    ConclusionQualified

    APPLICATIONS


    paraquat dichloride

    Biochemistry During photosynthesis, superoxide is generated, which damages cell membranes and cytoplasm. Mode of action Non-selective contact herbicide, absorbed by the foliage, with some translocation in the xylem. Uses Broad-spectrum control of broad-leaved weeds and grasses in fruit orchards (including citrus), plantation crops (bananas, coffee, cocoa palms, coconut palms, oil palms, rubber, etc.), vines, olives, tea, alfalfa, onions, leeks, sugar beet, asparagus, ornamental trees and shrubs, in forestry, etc. Also used for general weed control on non-crop land; as a defoliant for cotton and hops; for destruction of potato haulms; as a desiccant for pineapples, sugar cane, soya beans, and sunflowers; for strawberry runner control; in pasture renovation; and for control of aquatic weeds. For control of annual weeds, applied at 0.4-1.0 kg/ha. Formulation types SL. Compatibility Incompatible with alkaline materials, anionic surfactants, and clay-containing inert materials.


    Structure Formula:


    NOMENCLATURE

    paraquat

    Common name paraquat (BSI, E-ISO, (m) F-ISO, ANSI, WSSA, JMAF); no name (Germany)

    IUPAC name 1,1'-dimethyl-4,4'-bipyridinediium; 1,1'-dimethyl-4,4'-bipyridinium; 1,1'-dimethyl-4,4'-bipyridylium

    Chemical Abstracts name 1,1'-dimethyl-4,4'-bipyridinium

    CAS RN [4685-14-7] EEC no. 225-141-7


    PHYSICAL CHEMISTRY

    paraquat dichloride

    Composition Not normally isolated from the tech. products, which are >95% pure. Mol. wt. 257.2 M.f. C12H14Cl2N2 Form Colourless, hygroscopic crystals. M.p. Decomposes at c. 340 ºC V.p. <1 ´ 10-2 mPa (25 °C) KOW logP = -4.5 (20 °C) Henry <4 ´ 10-9 Pa m3 mol-1 (calc.) S.g./density 1.24-1.26 (20 ºC) Solubility In water c. 620 g/l (20 ºC). Practically insoluble in most organic solvents. Stability Stable in neutral and acidic media, but readily hydrolysed in alkaline media. Photochemically decomposed by u.v. irradiation in aqueous solution.


    paraquat

    Mol. wt. 186.3 M.f. C12H14N2

    Quality Farm Pesticides Paraquat Dichloride 20% SL Herbicides Agrochemicals CAS 4685-14-7 for sale
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