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Methamidophos

Methamidophos Specification

Active Ingredient 73% min. 70% min.
Appearance Colorless liquid

Methamidophos Physical And Chemical Properties

Chemical Name O,S-Dimethyl phosphoramidothioate
Empirical Formula C2H8NO2PS
CAS No. 10265-92-6
Molecular Weight 141.14
Structural Formula Methamidophos Structural Formula
Melting point 44.5°C
Solubility > 2kg /l (in water),< 100g /l(in benzene and dimethylbenzene), 20 -25g /l(in chloroform, dichloromethane and aether)
Vapor pressure Approx. 2.3 mPa at 20°C
Acute oral LD50 30mg/kg (Rat),10-30mg/kg (rabbit)

Methamidophos Formulations

  50% w/w S.L., 60% w/v S.L.

Methamidophos Application

 

Methamidophos is a highly active, systemic, residual organophosphate insecticide/ acaricide /avicide with contact and stomach action. Its mode of action in insects and mammals is by decreasing the activity of an enzyme is essential in the normal transmission of nerve impulses.

Methamidophos is a potent acetyltholinesterase inhibitor.

Methamidophos is effective against chewing and sucking insects and is used to control aphids, flea beetles, worms, whiteflies, thrips, cabbage loopers, Colorado potato beetles, potato tubeworms, armyworms, mites, leafhoppers, and many others. It is used abroad for many vegetables, hops, corn, peaches, and other crops.

Methamidophos is used as a preharvest spray at 0.5 -1.5 kg /ha.

At these rates, control is obtained for 7-21 days.

Methamidophos is marketed mainly as the water-soluble concentrate in various concentrations.

Methamidophos Material Safety Data Sheet (MSDS)

Table Of Content
  • chemical product and company identification
  • composition / information on ingredients
  • hazards identification
  • first aid measures
  • fire fighting measures
  • accidental release measures
  • handling and storage
  • exposure controls / personal protection
  • physical and chemical properties
  • stability and reactivity
  • toxicological information
  • ecological information
  • disposal considerations
  • transport information
  • regulatory information
  • other information

enquire Methamidophos MSDS

Methamidophos Quotation Form

 
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