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Product:
  Benomyl
C.A.S:
  17804-35-2
Assay:
  WP ,TC
Package:
  Upon request
Usage:
  Mode of action: Systemic fungicide with protective and curative action. Absorbed through the leaves and roots, with translocation principally acropetally. Uses: Effective against a wide range of Ascomycetes, and Fungi Imperfecti and some Basidiomycetes in cereals, grapes, pome and stone fruit, rice and vegetables. It is also effective against mites, primarily as an ovicide. Also used as pre harvest sprays or dips for the control of storage rots of fruit and vegetables. Typical rates are: on field and vegetable crops, 140-550 g a.i./ha; on tree crops 550-1100 g/ha; for post harvest uses 25-200 g/hi Phytotoxicity: Non-phytotoxic if used as directed. Russetting is possible with Golden Delicious apples. Compatibility: Incompatible with alkaline materials.
Description:
  M.F.: C14H18N4O3 Mol Wt: 290.3 Form (appearance): Coloudess crystals. M.P.: 140℃(decomp.) V.P.: <5.0 ×10 -3 mPa (25℃) S.G.: Bulk density 0.38 Solubility.: In water 3.6 (pH 5), 2.9 (pH 7), 1.9 (pH 9) (all in μg/l, room temperature). In chloroform 94, dimethylformamide 53, acetone 18, xylene 10, ethanol 4, heptane 0.4 (all in g/kg, 25℃). Stability Hydrolysis DT50 3.5 h (pH 5), 1.5 h (pH 7), <1 h (pH 9) (all 25℃). In some solvents, dissociates to form carbendazim and butyl isocyanate (M. Chiba & E. A. Cherniak, J. Agric. Food Chem., 1978, 26, 573). Stability: in water and stability at various pH values investigated by R. R Singh & M. Chiba (ibid., 1985, 33, 63). Stable to light. Decomposed on storage in contact with water and under moist conditions in soil. Mechanism of the acid-catalysed decomposition in aqueous media, J. P. Caiman & D. R. Sayag (`ibid., 1976, 24, 314, 317). Henry: <4.0×10-4 (pH 5); <5.0 × 10-4 (pH 7); <7.7 × 10-4 (pH 9) (all in Pa m3 mol-1 calc.) KowlogP: l.37

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