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Chemical name: 3,6-dichloropyridine-2-carboxylic acid
Description: Colourless crystals. M. p. 151-152 0C ; V. p. 1.33 mPa (pure, 24 0C ) ; 1.36 mPa (tech. , 25 0C ) ; S. g. /density 1.57 (20 0C ) Solubility Pure (99.2%) 7.85 (in distilled water) , 118 (pH 5) , 143 (pH 7) , 157 (pH 9) (all in g/l, 20 0C ) . In acetonitrile 121, n-hexane 6, methano l104 (all in g/kg) . Forms water-soluble salts, for example potassium, solubility >300 g/l (25 0C ) . Stability Decomposes above m. p. Stable in acidic media and to light; on hydrolysis, DT50 >30 d at pH range 5-9 (25 0C ) in sterile water
Usage: Post-emergence control of many annual and perennial broad-leaved weeds of the families Polygonaceae, Compositae, Leguminosae, and Umbelliferae, in sugar beet, fodder beet, oilseed rape, maize, brassicas, onions, leeks, strawberries, flax and grassland. Provides particularly good control of creeping thistle (Cirsium arvense) , perennial sow-thistle, coltsfoot, mayweeds, and Polygonum spp.
Packing :25kg carton board