- Min.Order :1 Kilogram
- Purity: 99%
- Payment Terms : L/C,T/T
Keywords
CAS:21087-64-9 Metribuzin 4-Amino-6-(1,1-dimethylethyl)-3-methylthio-1,2,4-triazine-5-tetrahydrogenketone
Quick Details
- Appearance:White powder
- Application:Herbicide
- PackAge:25kg/drum
- ProductionCapacity:2000|Metric Ton|Year
- Storage:Store in cool and dry place, away from sun light.
- Transportation:By sea or by air
Superiority:
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Product Name |
Metribuzin |
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Function |
Herbicide |
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Specification |
95%Tech, 70%WP, 70%WDG, 480 g/l SC |
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Chemical Name |
4-amino-6-(1,1-dimethylethyl)-3-(methylthio)-1,2,4-triazin-5(4H)-one |
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CAS No. |
21087-64-9 |
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Empirical Formula |
C8H14N4OS |
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Toxicology |
Oral Acute oral LD50 for male rats 510, female rats 322, mice c. 700, guinea pigs c. 250, cats >500 mg/kg. Skin and eye Acute percutaneous LD50 for rats >20 000 mg/kg. Inhalation LC50 (4 h) for rats >0.65 mg/l air (dust). NOEL (2 y) for rats and dogs 100, mice c. 800 mg/kg diet. Toxicity class WHO (a.i.) II; EPA (formulation) III |
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Applications |
Mode of action Selective systemic herbicide, absorbed predominantly by the roots, but also by the leaves, with translocation acropetally in the xylem. Uses Pre- and post-emergence control of many grasses and broad-leaved weeds in soya beans, potatoes, tomatoes, sugar cane, alfalfa, asparagus, maize and cereals, at 0.07-1.45 kg/ha. PhytotoxicityPhytotoxic to many crops, including crucifers, cucurbits, lettuce, onions, sugar beet, sunflowers, flax, strawberries, sweet potatoes, and tobacco. |
Details:
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Item |
Standard |
Test Results |
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Identification |
A.H-NMR:Comply with the structure |
Complies |
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B.LC-MS:Comply with the structure |
Complies |
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C.The IR spectrum of sample should be identical with that of reference standard; |
Complies |
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D.HPLC-ESI-MS |
Complies |
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The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay. |
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Heavy metals |
≤10 ppm |
<10ppm |
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Water |
≤1.0% |
0.10% |
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Sulphated ash |
≤0.5%, determined on 1.0 g. |
0.01% |
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Related substances |
Unspecified impurities: for each impurity |
≤0.10% |
<0.10% |
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Total Impurity |
≤0.5% |
0.18% |
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Purity |
≥99.0% |
99.70% |
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Assay |
99.0%~101.0% (anhydrous substance). |
99.80% |
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Storage |
Preserve in well-closed, light-resistant and airtight containers. |
Complies |
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