Form Thick yellow liquid, which can crystallise upon standing at room temperature.
M.p. 59-68 °C; (tech. is a liquid)
V.p. 7.9 ?10-3 mPa (25 °C, gas saturation method) S.g./density 1283 kg/m3 (21.5 °C)
Solubility In water 4 mg/l (25 °C). In toluene 652, hexane 12, methanol 64 (all in g/l).
Stability Stable for ?4 d at 55 °C; stable in package for ? y at 25 °C. Stable ? d in sunlight. In water, DT50 (22 °C) 8.1 d (pH 5), 82 d (pH 6), 431 min (pH 9). Specific rotation [a]D 31.9? tech. 28-32? pKa 1.25 (25 °C) F.p. 132 °C (Setaflash) Other properties Surface tension 69.3 mN/m (21 °C)
Mode of Action:
Systemic herbicide, absorbed from the leaf surface, with translocation throughout the plant, moving in both the xylem and phloem, and accumulating in the meristematic tissue
Oral Acute oral LD50 for male rats 1210, female rats 1182, male mice 1753, female mice 1805 mg/kg. NOEL (90 d) for rats 7.7 mg/kg daily.
Product name: Quizalofop-P-Ethyl 12.5%EC
Light yellow liquid
Content of a.i, %
Emulsion Stability (dilute 20 times)
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