Metribuzin CAS...

Metribuzin CAS:21087-64-9

Metribuzin CAS:21087-64-9

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1 Kilogram

FOB Price: USD 1.0000

  • 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:

Product Name

Metribuzin

Function

Herbicide

Specification

95%Tech, 70%WP, 70%WDG, 480 g/l SC

Chemical Name

4-amino-6-(1,1-dimethylethyl)-3-(methylthio)-1,2,4-triazin-5(4H)-one 

CAS No.

21087-64-9

Empirical Formula

C8H14N4OS

 

 

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 

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:

Item

Standard

Test Results

Identification

A.H-NMR:Comply with the structure

Complies

B.LC-MS:Comply with the structure

Complies

C.The IR spectrum of sample should be identical with that of reference standard;

Complies

D.HPLC-ESI-MS

Complies

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.

Heavy metals

≤10 ppm

<10ppm

Water

≤1.0%

0.10%

Sulphated ash

≤0.5%, determined on 1.0 g.

0.01%

Related substances

Unspecified impurities: for each impurity

≤0.10%

<0.10%

Total Impurity

≤0.5%

0.18%

Purity

≥99.0%

99.70%

Assay

99.0%~101.0% (anhydrous substance).

99.80%

Storage

Preserve in well-closed, light-resistant and airtight containers.

Complies

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