high Quality Insecticide Cyfluthrin 8% Beta-Cypermethrin 2% Wp

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Product origin: Shanghai, China
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US$ 1 ~ 10

Description
Product Description
 
 
Product nameBeta-cypermethrin 95%tc 5%wp 4.5%ec insecticide
  General info

Common name beta-cypermethrin

IUPAC name Roth: A reaction mixture comprising two enantiomeric pairs in ratio c. 2:3 (S)-a-cyano-3-phenoxybenzyl (1R)-cis-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate

CAS RN [52315-07-8]    beta-cypermethrin

  Properties

Mol. wt. 416.3 

M.f. C22H19Cl2NO3 

Form Tech. forms colourless or pale yellow crystals. 

M.p. 64-71 ºC (peak 67 °C), (varies with even small - 1% - change in isomer ratio) 

V.p. 1.8  10-4 mPa (20 ºC) 

KOW logP >4.7 (pH 7) 

S.g./density 1.32 g/ml (theoretical), 0.66 g/ml (crystal powder) (20 ºC) 

Solubility In water 51.5 (5 ºC), 93.4 (25 ºC), 276.0 (35 ºC) (all in mg/l, pH 7). In isopropanol 11.5, xylene 349.8, dichloromethane 3878, acetone 2102, ethyl acetate 1427, petroleum ether 13.1 (all in mg/ml, 20 ºC). 

  Applications

Can be used against a wide range of insect pests in public health (e.g. flies, cockroaches, mosquitoes, fleas, lice, bugs) and in veterinary applications (ectoparasitic ticks and mites). In plant protection, it is effective against Coleoptera and Lepidoptera, and gives good protection against Orthoptera, Diptera, Hemiptera, and Homoptera. Mainly used in alfalfa, cereals, cotton, grapes, maize, oilseed rape, pome fruit, potatoes, soya beans, sugar beet, tobacco and vegetables. 

  Specifications        

beta-Cypermethrin 95%TC

ITEM OF TEST

SPECIFICATION

RESULT

APPEARANCE

off-white powder

off-white powder

CONTENT

95.0% MIN

95.2%

WATER

0.2% MAX

0.1%

ACIDITY

0.2% MAX

0.08%

beta-Cypermethrin 4.5%EC

ITEM OF TEST

SPECIFICATION

RESULTS OF TEST

APPEARANCE

BROWN OR YELLOW TRANSPARENT

OILY LIQUID

BROWN TRANSPARENT OILY

LIQUID

CONTENT %

45 G/L

45.1 G/L

WATER  %

0.4 MAX

0.1

PH

5-8

6.4

EMULSION STABILITY

CONFORM

CONFORM

CONCLUSION

                       QUALIFIED

beta-Cypermethrin 5%WP

ITEM OF TEST

SPECIFICATION

RESULTS OF TEST

A.I.CONTENT

5.0% min

5.1%

APPEARANCE

Off- white powder

Off- white Powder

LOSS ON DRYING

1.5% max

0.9%

SUSPENSIBILITY

75.0%min

91.0%

PH

6-8

6.2

FINENESS

(THROUGH 325 MESH WET SIEVE)

98.0% min

98.0%

WETTING TIME

80 S max

64 S

CONCLUSION

                   Conform

 

  Others 
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