Common name: Tralkoxydim
Chemical name(IUPAC): 2-[1-(ethoxyimino)propyl]-3-hydroxy-5-mesitylcyclohex-2-enone
Molecular formula: C20H27NO3
Molecular weight: 329.4
Physical chemistry: Form Slight white powder,M.p.106(tech.,99-104)V.p 3.7¨¬¡§|10-4mpa(20) S.g./density 1.16(25).Solubility In water 6(pH5), 6.7(Ph6.5), 9800(pH9).In hexane 18,methanol 25,acetone 89,ethyl acetate 110,toluene 213,dichloromethane>500(all in g/l,24).Stability Stable>12w(15-25),4w(50).DT50(25) 6d(Ph5) ,113d(Ph7);after 28d.87%unchanged(Ph9).
Use: Post-emergence control of Avena spp.and other grass weeds(including Lolium spp.,Setaria viridis,Phalaris spp.,Alopecurus myosuroides and Apera spica-venti)in wheat and barley.Applied at 150-400g/ha.
Systemic selective herbicide for post emergence and annual broad-leaved weed control. Use on wheat, barley, corn, grape, fruit.Also be used in pasture land, forest, grassland.
Common Name: Tebuthiuron
Chemical Name: N-[5-(1,1-dimethylethyl)-1,3,4-thiadiazol-2-yl]-N,N'-dimethylurea
Molecular Formula: C9H16N4OS
Molecular Weight: 228.3
Physical Chemistry:
Form Colourless, odourless solid. M.p. 162.85. B.p. decomp.c.275. V.p. 0.04mPa(25, gas saturation method). Kow logP=1.82(20). Henry 3.0¨¢10-5 Pa m3mol-1(calc.). Solubility in water 2.57g/l(20). In benzene 3.7, hexane 6.1, 2-methoxyethanol 60, acetonitrile 60, acetone 70, methanol 170, chloroform 250(all in g/l, 25). Stability Stable at 52(highest storage temperature tested). Stable in aqueous media between pH 5 and 9. On hydrolysis, DT50(25)>64d (pH 3, 6 and 9).
Use:
Broad-spectrum herbicide for control of herbaceous and woody plants (0.6-4.5kg/ha), annual weeds (1.3-4.5kg/ha), many perennial grass and broad-leaved weeds (2.2-6.8kg/ha). Uses include total control of vegetation in non-crop areas, undesirable woody plants in pastrues and rangeland, and grass and broad-leaved weeds in sugar cane.
Chemical name: 2-Chrolo-|¨¢,|¨¢,|¨¢-trifluoro-p-totyl-3-ethoxy-4-nitrophenyl ethyl
Molecular formula: C15H11CIF3NO4
Molecular Weight: 361.7.
Physical chemistry: Form slight yellow powder, S.g./density 1.35(73), M.p.85-90; (tech,.65-84) V.p.(pure a.i)0.0267 mPa(25). Solubility In water 0.116mg/l(25). Readily soluble in most organi solvents,e.g.acetone 72.5,cyclohexanone,isophorone 61.5,dimethylformamide>50,chloroform 50-55,mesityl oxide 40-50(all in g/100g,25), Decomposed rapidly by u.v.Irradiation.
Use: Control of annual broad-leaved weeds and grasses in a variety of tropical and subtropical crops,by pre- or post-emergence application at rates in the range0.25-2.0kg a.i./ha.Particular crops include tree fruit(including citrus), vines, nuts, cereals, maize, soya beans, peanuts, rice,cotton,bananas,peppermint,onions,garlic,ornamental trees and shrubs,and conifer seedbeds.When it is used in the field of fruit it can be mixed with Glyphosate to strengthen the efficiency.
Supplier: Iron ore, soybean and soybean meal, corn crude oil and mineral oil, raw sugar and molasses, fresh refrigerated and frozen beef, soy bran and other animal feed and fertilizers, combustible oil, coffee,rice, poultry meat and edible offals, fresh refrigerated and frozen chicken cuts, beef bully sticks Buyer: Electrical machinery, equipment plastics, plastic articles
Common name: Bromacil
Chemical name: 5-bromo-3-sec-butyl-6-methyluracil(l)
Molecular formula: C9H13BrN2O2
Molecular weight: 261.1
Physical chemistry: Form similar white crystals. M.p. 157.5-160. V.p.4.1¨¢10-2mPa(25) M.p.157.5-160. Solubility In water 807(Ph5),700(Ph 7),1287(Ph9)(all in mg/l 25).In ethanol 134,acetone 167,acetonitrile 71,xylene32.3%,aqueous sodium hydroxide 88(all in g/l,25). Stability Thermally stable up to the melting point.Stable in aqueous bases.Slowly decomposed by concentrated acids.
Use Totel weed and brush control on non-crop land at 5-15kg a.i./ha.Also for selective control of annual and perennial weeds and grasses in citrus and pineapple plantations at rates in the range 1.5-8kg/ha.
Itemindex
Triasulfuron content %, (w/w) ²95.0
Appearancefine white powder
Water %, 0.5
Acidity ( calculated as h2so4 ) %, 0.2
Stabilitystable for more than 2 years under normal storage conditions. Partial decomposition below the melting point. On hydrolysis, dt50 8.2 h (ph 1), 3.1 y (ph 7), 4.7 h (ph 10)
