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Introduction
Chloridazon is a pyridazinone selective systemic herbicide rapidly absorbed by the roots and translocated acropetally to all plant parts.It is used in pre- and post-emergence control of annual broad-leaved weeds in sugar beet, fooder beet, beetroot, onion, etc.
Chloridazon acts as photosynthetic electron transport inhibitor at the photosystem II r...
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Chemical Name: 5-amino-4-chloro-2-phenyl-3(2H)-pyridazinone
Formula: C10H8ClN3O
Molecular Weight: 221.6
CAS No.: 1698-60-8
Structure:
Description:
Appearance: Colourless or light brown, odourless solid
Melting Point: 198-206°C
Vapour Pressure: <0.01mPa(20°C).
Solubility: In distilled water 0.34 g/l (20°C). In methanol 15.1, ethyl acetate 3.7, dichloromethane 1.9, toluene 0.1 (all in g/l, 20°C). Practically insoluble in heptane. Stability: Stable up to 50°Cfor ≥2 years. Stable in aqueous media at pH 3-9.
Formulation: 530SL
Uses: Control of annual broadqeaved weeds in sugar beet, fodder beet and beetroot, by application pre plant incorporated, pre-emergence, or post emergence at 1.3-3.25 kga.i./ha. Often used in combination with other herbicides.
