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- Details for Chlorpyrifos
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Chlorpyrifos 2921-88-2
Category : Agrochemicals/Insecticide
CAS NO : 2921-88-2 EC NO : 220-864-4 MF : C9H11Cl3NO3PS MW : 350.5863 Specification : 97TC 95TC 48EC 40EC 20EC Packing : 200kgs?Iron Drum ?or according to clients demands. Product description : Common?name:chlorpyrifos(ANSI,ISO,BSI)?
Other?name:Dowco179;ENT27311
Chemical?name:O,O-diethyl-O-(3,5,6-trichloro-2-pyridyl)phos-phorothioate?
Molecular?formula:C9H11Cl3NO3PS
Molecular?weight:350.5?
Physiochemical?properties:Technical?chlorpyrifos?is?white?crystalline?solid?with?a?mild?sulfur?odor,stability:?Wide?stability?at?room?temperature;Density:?1.398(43.5°C);Melting?Point:?41.5~43.5°C;Vapour?Pressure:?2.5mPa(25°C);
Solubility:?1.2mg/l?in?water,?readily?soluble?in?most?organic?solvents
Toxicity
Chlorpyrifos?is?moderate?toxic?to?animals.?Acute?oral?LD50?for?rats?163mg/kg,?acute?dermal?LD50?for?rats>2g/kg;?Slight?irritation?to?eye,?serious?to?skin.?Subacute?oral?non-effect?level?for?rats?0.03mg/kg,?chronic?oral?non-effect?level?0.1mg/kg.?Chronic?oral?non-effect?level?for?dog?0.03mg/kg.?No?carcinogenic,?mutagenic?and?teratogenic?effects?at?experimental?dosage.?Maximum?allowed?concentration0.2mg/m3?(TLV)?in?indoor?air.?High?toxic?to?fish?and?aquatic?organisms,?LC50?for?bulltrout?15mg/l?(96?h,?72°C).?Toxic?to?bees.?Acute?oral?LD50?of?40.7%?chlorpyrifos?EC?for?rats?590mg/kg,?acute?dermal?for?rabbits?LD50?2330mg/kg,?irritation?to?skin?and?eyes.?Acute?oral?of?14%?G?for?rats?LD50>2g/kg,?acute?dermal?for?rats?LD50>2g/kg,?acute?inhale?LC50>0.007μg/L(7?h),?irritation?to?eyes?and?skin.?
Quality?standardItem?name
Index
Content:??%≥?
95.0,96.0,97.0,98.0
Water?content:??%≤?
0.2
Acidity(based?on?H2SO4):?%≤?
0.5
Mode?of?action:?Thiophosphate?insecticide;?Contact,?stomach,?and?respiratory?action.
Non?persistent?on?leaves,?persistent?in?soil,?high?efficiency?for?the?control?of?underground?pests.?At?the?recommended?dosage,?no?phytotoxicity?for?most?crop,?but?sensitive?to?tobacco.
Specification:?≥95%,?96%,97%,98%
Packing:?200kgs?Iron?Drum??or?according?to?clients?demands.Uses : Used for protection of fruits, vegetables. cotton, flowers and plants; also used for controlling of pests in soil, ectoparasites on livestock and household pests.. Synonyms : O,O-diethyl O-3,5,6-trichloro-2-pyridyl phosphorothioate;ANSI;ISO;BSI;Dowco179;ENT27311;O,O-diethyl-O-(3,5,6-trichloro-2-pyridyl)phos-phorothioate;Clorpyrifos;Phosphorothioic acid O,O-diethyl O-(3,5,6-trichloro-2-pyridinyl) ester;Chlorpyritos;Eradex;Lorsban;Trichlorpyrphos;Chlorpyriphos;O,O-diethyl O-(3,5,6-trichloropyridin-2-yl) phosphorothioate;O,O-diethyl S-(3,5,6-trichloropyridin-2-yl) thiophosphate; Molecular Structure : 
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Chlorpyrifos