FOB Price
Obtenir le dernier prix( Negotiable )
|Minimum Order
Localité:
China
Prix de commande minimale:
-
Commande minimale:
1000 Kilogram
Packaging Detail:
25kg in plastic bag lined cardboard drum
Delivery Time:
20 days
Supplying Ability:
1000000 Kilogram per Year
Payment Type:
T/T, L/C
Personne àcontacter Elaine
Baling zhonglu, Yueyang, Hunan
| PHYSICAL CHEMISTRY |
| Composition Tech. is >*3%. |
| Mol. wt. **2.4 M.f. C*9H*7N4NaO8; C*9H*8N4O8 (acid) Form White odourless powder. M.p. **3–**4 °C V.p. 5.*5 × ***6 mPa (*5 °C) Kow logP = –1.*3 (*3 °C) Henry 3 × ****1 Pa m3 mol*1 (calc.) S.g./density 1.*7 Solubility In water *8.7 g/l (*0 °C, distilled water). In methanol *5 g/l (*0 °C); in ethyl acetate 6.1 × ***2, n-hexane 8.*4 × ***3, acetone 1.4, toluene <1.0 × ***6, dichloromethane 1.3 (all in mg/l, *5 °C). Stability Decomposes at **3 °C. Hydrolysis DT*0 >1 y (pH 7 and 9, *5 °C), *8 d (pH 4, *5 °C). Aqueous photolysis DT*0 *2 d in natural water, **9 d in distilled water (both *5 °C, 1.*3 W/m2, **0–**5 nm). pKa 3.*5 (*0 °C) |
| COMMERCIALISATION |
| APPLICATIONS |
| Biochemistry Branched chain amino acid synthesis (ALS or AHAS) inhibitor. Mode of action Selective, systemic post-emergence herbicide, absorbed by foliage and roots. |
| Uses Control of grasses, sedges and broad-leaved weeds, especially Echinochloa spp., in direct-seeded rice, at rates of *5–*5 g/ha. Also used to stunt growth of weeds in non-crop situations. |
| PRODUCTS |
| Selected products'Grass-short' (non-crop land) (Kumiai); 'Ectran' (IPESA); 'Nominee' (Bayer CropScience, Kumiai); 'Paladin' (Baocheng); 'Short-keep' (non-crop land) (Riken Green); 'Sunbishi' (Sundat). Other products'Regiment' (Kumiai, Valent); 'Velocity' (Valent). |
| ANALYSIS |
| In soil by gc with MSD (Environ. Chem. Methods). In water by hplc with uv detection (ibid.). Metabolites in soil or water by hplc with uv detection (ibid.). Details available from Kumiai. |
| MAMMALIAN TOXICOLOGY |
| Oral Acute oral LD*0 for male rats ***1, female rats ***5, male and female mice ***4 mg/kg. Skin and eye Acute percutaneous LD*0 for rats >***0 mg/kg. Non-irritating to skin; slightly irritating to eyes (rabbits). Inhalation LC*0 (4 h) for rats >4.*8 mg/l. NOEL (2 y) for male rats *0 mg/kg diet (1.1 mg/kg b.w. daily), female rats *0 mg/kg diet (1.4 mg/kg b.w. daily), male mice *4.1 mg/kg daily, female mice 1.7 mg/kg b.w. daily. ADI/RfD 0.**1 mg/kg. Other Non-mutagenic in the Ames test, and non-teratogenic to rats and rabbits. Toxicity Class WHO (a.i.) U. |
| ECOTOXICOLOGY |
| Birds Acute oral LD*0 for bobwhite quail >***0 mg/kg. Dietary LC*0 (5 d) for bobwhite quail and mallard ducks >***0 mg/kg diet. Fish Acute LC*0 (*6 h) for rainbow trout and bluegill sunfish >**0 ppm, for carp >**2 mg/l. NOEC (*2 d) for fathead minnow *0 ppm. Daphnia LC*0 (*8 h) >**0 ppm. NOEC (*1 d) **0 ppm. Algae EC*0 (*2 h) for Selenastrum capricornutum 1.7 mg/l; EC*0 (**0 h) for Selenastrum capricornutum 3.4 mg/l, NOEC 0.**5 mg/l. Other aquatic spp. ErC*0 (7 d) for Lemna gibba 0.***4 ppm. Bees LD*0 (oral, *8 h) >**0 μg/bee; LC*0 (contact) >***0 mg/l spray. Worms NOEL (*4 d) for Eisenia foetida >***0 mg/kg soil. Other beneficial spp. LC*0 for Bombyx mori >***0 ppm; LC*0 (*8 h) for Orius strigicollis and Phytoseiulus persimilis >**0 g/ha. |
| ENVIRONMENTAL FATE |
| Animals >*5% of dose applied to rats was excreted in urine and faeces within 7 d. Plants Following application to foliage and soil at *-leaf stage of rice plants, c. *0% of carbon label was distributed between straw and roots at harvest. Soil/Environment In soil, DT*0 <*0 d (flooded and upland conditions). |
