Customization: | Available |
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CAS No.: | 23103-98-2 |
Formula: | C11h18n4o2 |
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Aphids killer Insecticide Pirimicarb 98%TC, 50%WDG, 50%WP, 25%WDG, 24%WP
Product Name |
Pirimicarb |
Function |
Insecticide |
Specification |
98%TC, 50%WDG, 50%WP, 25%WDG, 24%WP |
Chemical Name |
2-(dimethylamino)-5,6-dimethyl-4-pyrimidinyl dimethylcarbamate |
CAS No. |
23103-98-2 |
Empirical Formula |
C11H18N4O2 |
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Toxicology |
Reviews FAO/WHO 38, 39 (see part 2 of the Bibliography). Oral Acute oral LD50 for female rats 142, mice 107, dogs 100-200 mg/kg. Skin and eye Acute percutaneous LD50 for rats >2000, rabbits >500 mg/kg. Non-irritating to skin; mild irritant to eyes (rabbits). Moderate skin sensitiser (guinea pigs, M&K test). Inhalation LC50 (4 h) for female rats 0.86 mg/l. NOEL Chronic NOEL for dogs 3.5 mg/kg daily; for rats 75 mg/kg diet (3.7-4.7 mg/kg daily). Not carcinogenic; no adverse reproductive effects. ADI (JMPR) 0.02 mg/kg b.w. [1982]. Toxicity class WHO (a.i.) II; EPA (formulation) II EC classification T; R25| N; R50, R53 |
Applications |
Mode of action Selective systemic insecticide with contact, stomach, and respiratory action. Absorbed by the roots, and translocated through the xylem. Penetrates the leaves, but is not translocated extensively. Uses A selective aphicide used in a wide range of crops, including cereals and oilseeds (at 125-250 g/ha), potatoes and other vegetables (at 125-375 g/ha), fruit (at 250-750 g/ha), ornamentals and other non-food uses (at 50-500 g/ha). Effective against organophosphorus-resistant |
ECOTOXICOLOGY |
Birds Acute oral LD50 for poultry 25-50, mallard ducks 28.5, bobwhite quail 20.9 mg/kg. Fish LC50 (96 h) for rainbow trout 79, bluegill sunfish 55, fathead minnow >100 mg/l. Daphnia EC50 (48 h) 0.017 mg/l. Algae EC50 (96 h) 140 mg/l. Other aquatic spp. EC50 (48 h) for Lymnaea stagnalis 19, Gammarus pulex 48, Chironomus riparius 60 mg/l. Bees Not toxic to bees. LD50 (24 h) (oral) 4 mg/bee (tech.); (contact) 53 mg/bee (tech.). Worms LC50 (14 d) >60 mg/kg. Other beneficial spp. Not toxic to Collembola (J. A. Wiles & G. K. Frampton, Pestic. Sci., 47, 273 (1996)). |