Acetochlor 90% 95%TC 50%EC 20%WP Herbicides Pre-emergence /
pre-plant CAS 34256-82-1
Acetochlor is selective herbicide, C14H20ClNO2, absorbed mainly by
shoot. Acetochlor was introduced by Monsanto Co. Mainly used
pre-emergence or pre-plant for control of most annual grasses and
certain broadleaf weeds and yellow nutsedge.
Crops include cabbage, citrus, coffee, corn (all types), cotton,
green peas, maize, onion, orchards, peanuts, potatoes, rape,
soybeans, sugarbeets, sugarcane, sunflower, and vineyards.
Acetochlor is applied preemergence, preplant incorporated and is
compatible with most other pesticides and fluid fertilizers when
used at recommended rates. Usually 0.3-0.6 inches of rainfall will
activate the product if it occurs within 7-10 days.
Product name: Acetochlor 90%EC
CAS NO.: 34256-82-1
Appearance (TC) :Clear viscous liquid
Appearance (90%EC): Yellow liquid
Used pre-emergence or pre-plant to control annual grasses, certain
annual broad-leaved weeds and yellow nutsedge in maize (at 3
kg/ha), peanuts, soya beans, cotton, potatoes and sugar cane.
Form Clear viscous liquid; (tech. is a wine red to yellow or amber
M.p. 10.6 oC
B.p. 172 oC/5 mmHg
V.p. 6.0 mPa (25 oC)
KOW logP = 4.14
Henry 3.83 ?10-1 Pa m3 mol-1 (calc.)
S.g./density 1.1221 (20 oC) Solubility In water 223 mg/l (25 oC).
Soluble in diethyl ether, acetone, benzene, chloroform, ethanol,
ethyl acetate, and toluene.
Stability Stable for over 2 years at 20 oC (EC formulation).
|Mode of Action||Selective herbicide, absorbed mainly by the shoots and secondarily
by the roots of germinating plants.|
Oral Acute oral LD50 for rats 2148 mg/kg.
Skin and eye Acute percutaneous LD50 for rabbits 4166 mg/kg.
Contact sensitisation reactions observed in guinea pigs.
Practically non-irritating to eyes and skin (rabbits).
Inhalation LC50 (4 h) for rats >3.0 mg/l air.
|Product name: Acetochlor 90%EW|
|Content of a.i.||≥90%|