IURAC name LD50 Value
(oral rat) 1. 2,4-D (2,4-dichlorophenoxy) acetic acid 375
2. Alachlor 2-chloro-2’, 6’-diethyl-N-
(methoxymethyl) acetanilide
930 3. Anilofos S-4-chloro-N-isopropylcarbaniloylmethyl
O,O-dimethyl phosphorodithioate 472 4. Butachlor N-butoxymethyl-2-chloro-2’6’-
dimethylacetanilide 3300
5. Benthiocarb 1-[(4-chlorophenyl)methylsulfanyl]-N,N-
diethyl-formamide 1300
6. Chlorimuron-ethyl Ethyl-2- [[[[(4-chloro-6-methoxy-2- pyrimidinyl) amino] carbonyl] amino]
sulfonyl] benzoate
4102
7. Clomazone 2-[(2-chlorophenyl) methyl]-4,4-
dimethyl-3-isoxazolidinone 1369 8. Clodinofop proparg
(pyroxofop propani R)-2-[4-(5-chloro-3-fluoro-2-
pyridyloxy)phenoxy]propionic acid 2276 9. Dalapon Sodium 2,2-dichloropropionate 6600-8800 10. Dichlofop-methyl (±)-2-[4-(2,4-dichlorophenoxy) phenoxy]
propanoic acid 565
11. Diuron 3-(3,4-dichlorophenyl)-1,1-dimethylurea 3400
S. No. Herbicide common name
IURAC name LD50 Value
(oral rat) 12. Ethoxysulfuron 1-(4,6-dimethoxypyrimidin-2-yl)-3-(2-
ethoxyphenoxysulfonyl)urea
>5000 13. Fenoxaprop-ethyl (±)-2-[4-[(6-chloro-2-benzoxazolyl) oxy]
phenoxy] propanoic acid 3310
14. Fluchloralin N- (2-chloroethyl) 2,6-dinitro-N-propyl-4-
(trifluoromethyl) aniline 1550 15. Glufinosate
ammonium
2-amino-4- (hydroxymethylphosphinyl) butanoic acid
1625 16. Glyphosate N- (phosphonomethyl-glycine 4230 17. Imazethapyr 2-[4,5-dihydro-4-methyl-4- (1-
methylethyl)-5-oxo-1H-imidazol-2-yl]-3- quinolinecarboxylic acid
>5000
18. Isoproturon 3-(4-isopropylphenyl)-1,1-dimethylurea >5000 19. Linuron 3-(3,4-dichlorophenyl)-1-methoxyl-1-
methylurea 4000
20. Methyl bromide Methyl bromide
21. Metolachlor -chloro-N- (2-ethyl-6-methylphenyl)-N- (2-methoxy-1-methylethyl) acetamide
2877 22. Metsulfuron-methyl Methyl 2-[[[[(4-methoxy-6-methyl-1, 3,5-
triazin-2-yl) amino] carbonyl] amino [sulfonyl] benzoate
>5000
23. Methabenzthiazur on
1-(1,3-benzothiazol-2-yl)-1,3-dimethy 2500 24. Metoxuron 3-(3-chloro-4-methoxyphenyl)-1,1-
dimethylurea
3200 25. Metribuzin -amino-6- (1,1-dimethylethyl)-3-
(methylthio)-1,2,4-triazine-5 (4H) one 1090 26. Oxadiargyl 5-tert-butyl-3-[2,4-dichloro-5-(prop-2-
ynyloxy)phenyl]-1,3,4-oxadiazol-2(3H)- one
5000
27. Oxadiazon [2-tert-buty 1-4-(2,4-dichloro-5- isopropoxypheny 1)-1,3,4-oxadiazolin-5- one]
>8000
28. Oxyfluorfen -chloro-1- (3-ethoxy-4-nitrophenoxy)-4- trifluoromethyl) benzene
>5000 29. Paraquat dichloride 1,1'-dimethyl-4, 4’-bipyridinium ion 150 30. Pendimethalin N- (1-ethylpropyl)-3,4-dimethyl-2, 1050 31. Propanil N-3, 4-dichloropropionanilide
32. Pretilachlor 2-chloro-2′,6′-diethyl-N-(2- propoxyethyl)acetanilide
6100 33. Pyrazosulfuron 5-[(4,6-dimethoxypyrimidin-2-
ylcarbamoyl)sulfamoyl]-1-
methylpyrazole-4-carboxylic acid
>5000
34. Simazine 6-chloro-N, N’-diethyl-1, 3,5-triazine-2, 4- diamine
>5000 35. Sulfosulfuron 1-(4,6-dimethoxypyrimidin-2-yl)-3-(2-
ethylsulfonylimidazo[1,2-a]pyridin-3- ylsulfonyl)urea
>5000
S. No. Herbicide common name
IURAC name LD50 Value
(oral rat) 36. Trifluralin 2,6-dinitro-N, N-dipropyl-4-
(trifluoromethyl) benzenamine
>10000 37. Thiobencarb S-4-chlorobenzyl diethyl(thiocarbamate) 1300 38. Triallate S-2,3,3-trichloroallyl diisopropyl
(thiocarbamate)
1675
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