The chlorinated Hydrocarbon pesticides in the environment has become a matter of considerable interest throughout the world. There movement through on ecosystem is explained by there solubility characteristics and chemical stability. The chlorinated hydrocarbon chemical name and trade name discuss are given below-
Chlorinated hydrocarbon pesticides
It is a contact and stomach insecticide effective against a wide range of insect, including pests of crops as well as household goods.chlorinated hydrocarbon pesticides
, It is not favoured for the control of aphids. Spraying with DDT
is being followed by a rapid build up of mite population. It is not advisable to treat cucurbits with DDT. Formulations : 5% or 10% dust; 25% EC or 50%WP; Trade name:
Tafarol, and Tafidex ; LD50
for rats : oral male 113 mg/kg; female 118 mg/kg; dermal female 2510 mg/kg.
It is a persistent stomach and contact poison. It was used against termites and in stores and godowns. However, BHC imparts taint in potato and scorching on cucurbits. Trade name : Gammexane, Hexidol, Hexamare; Formulation : Dust (5-10%); 50 WP; 20-25% EC.
It is commonly known as ‘Lindane’. It was introduced to overcome the tainting effects. It is quite persistent on the plants and accumulates in the soil and in the animal system. Trade name : Lintaf ; Formulation : Dusts (0.2-0.65%), EC (12-20%), granules 6% and smoke ; LD50 for rats : oral 200 mg/kg; dermal 500-1000 mg/kg.
It is a stomach poison and used for controlling grasshopper and cotton insects. Trade name : Anatox ; Formulation : 10-20% dust ; 80% oil solution; 40-50 WP , 20-60 EC ; LD50 for rats
: oral-male 90mg/kg; female 80 mg/kg.
It is also known as corodane, chlorkil, kypchol, orthochlor, synkor, Topiculor-20. It is a persistent stomach and contact insecticide. It is toxic to bees. It is used for controlling household pests, termits, grasshopper,soil insect and coconut rhinoceros beetle. Trade name : Chlordane. Termex ; Formulations : Dust (5%), 50Wp or 20 EC ; LD50 for rats : oral 457 to 590 mg/kg.
Methoxychlor[1, 1, 1-trichloro-2, 2, di-( 3 methoxy phenyl) ethacel]-
It is also known as dimethoxy-DT or DMDT. It is a contact and stomach insecticide and used against the fly control in dairy barns. Formulations : wettable powder and emulsifiable concentrate of different strength ; Trade name : Marlate.
Heptachlorotetrapydro-4, 7-methanoindane-(C10H7Cl7) was introduced by Velsicol Chemical Co. in 1945. It is a contact and stomach poison with long residual effects. It is a non-systemic and non-phytotoxic insecticide. It has been recommended for used against termites , Japanese beetle, grasshopper, mosquitoes, etc. It has been used to protect the turfs from the damage of white grubs. Trade name : Heptagran and Drinox ; Formulation : EC, WP , dust and granules ; LD50for rats : 100mg/kg.
Also known as Aldrex , Aldrosol, Drinox, Octalene and seedrin . It is a persistent stomach poison and contact insecticide and effective against soil insect. Formulation : Dust (1.5-2%) ; EC 30% ; Trade name : Aldrin, Aldrex ; Ld50 for rats :oral 67 mg/kg.
Also known as Alvit, Dieldrex, Octalox, Micodieldrin, Panoram D-31 . It is a persistent insecticide with high contact and stomach action. It is widely permitted to be used by WHO for control of mosquitoes . It is used for locust control in India. Formulations : 50% WDP 15 EC ; Trade name : Dieldrex ; LD50for rats : oral 46 mg/kg ; dermal male 90 mg/kg ; female 60 mg/kg.
Is an isomer of dieldrin and also known as Tafdrin, Endrex, Fildrin, Hexadrin,etc. It is effective against most of the insects with sucking and biting types of mouth parts and also against polyphagous mites. Due to its high toxicity its use is prohibited and recommended only for use in limited crops. Formulations : 20 EC and dust ; Trade name : Tafarin, mendrin,Endrex ; LD50for rats : oral male 17.5 mg/kg ; female 7.5 mg/kg; dermal 15 mg/kg.
Also known as Chlorthiepin , Cyclodan, Hexasulfan, Insectophene, Kop-Thiodan, Malix, Thifor, Thimal, Thionex, Thiodan. It is effective against sucking insects, caterpillars, borers and dose not encourage secondary infestation of mite. It is safer to bees and natural enemitsof pests but highly toxic to fish. Formulations : Dust (4%) ; 35%EC ; granules (4-6%); Trade name
: Thiodan, Hildan, Endocel, Hexasulfan, Thiotox ; LD50 for rats : oral 80-100 mg/kg; dermal 74-130 mg/kg.
Isobenzen ( C3H2Cl3O)-
Is a contact insecticide effective against wide range of pests and highly toxic. Trade name : Telodrin ; LD50for rats : oral 5-10 mg/kg; dermal 15-30 mg/kg.