Bispyribac-sodium Physical And Chemical Properties
Chemical Name
2,6-Bis((4,6-dimethoxy-2-pyrimidinyl)oxy)-benzoic acid sodium salt
Empirical Formula
C19H17N4NaO8
Molecular Weight
452.35
Structural Formula
Melting point
223~224°C
Solubility
73.3g/L in water at 20°C
Vapor pressure
5.05*10^(-9)Pa(25°C)
Acute oral LD50
>5000mg/kg (rat)
Bispyribac-sodium Formulations
10%SC, 40%SC, 20%WP
Bispyribac-sodium Application
Bispyribac-sodium is used for controlling of grasses, sedges and broad-leaved weeds, especially Echinochloa spp.(Barnyard-grass), in direct-seeded rice, at rates of 15-45 g/ha. Also used to stunt growth of weeds in non-crop situations.
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