It was originally developed by ig farben in the 1940s. Requests for permission to reproduce or translate who publications whether for sale of for non commercial distribution should be addressed to publications. Prioritization chemicals identified for consultation with the proposition 65 developmental and reproductive toxicant identification committee. Canadian ingredient disclosure list section 16 additional information msds creation date. Chemodynamics of methyl parathion and ethyl parathion.
Methyl parathion article about methyl parathion by the free. Parathion, also called parathion ethyl or diethyl parathion and locally clarification needed known as folidol, is an organophosphate insecticide and acaricide. Methyl parathion c8h10no5ps cid 4 structure, chemical names, physical. Mar 03, 2011 impure methyl parathion is a brownish liquid that smells like rotten eggs. Methyl parathion 4 ec page 4 of 7 msds revision date ddmmyyyy. Ethyl parathion, c 10 h 14 no 5 ps, also known as thiophos, has little or no potential for groundwater contamination. Methyl parathion 2% dp methyl parathion 2% dp exporter. Facts pesticide reregistration use profile methyl parathion all pesticides sold or distributed in the united states must be registered by epa, based on scientific studies showing that they can be used without posing unreasonable risks to people or the. Ethyl parathion, ethyl parathion m paraoxon, ethyl parathion m pnitrophenol. Methyl parathion contains 4 pounds of methyl parathion.
Identification of the substancemixture and of the companyundertaking product name. Epa i parathion is a compound, which inhibits cholinesterase enzyme activity in the nervous tissue. Methyl parathion is used to kill insects on farm crops, especially cotton. Cdc niosh pocket guide to chemical hazards methyl parathion. It may be found as a liquid or as a dry mixture where the liquid is absorbed onto a dry carrier. The first draft of parathion in drinkingwater, background document for development. The epa now restricts how methyl parathion can be used and applied. Methyl parathion is a pesticide that is used to kill insects on crops. Methyl parathion cas 298000 can be absorbed through the skin. O,odimethyld 6 o4nitrophenyl phosphorothioate, methyl parathion d 6 empirical formula hill notation. Most commonly, it is used on cotton, soybean and vegetable fields. Vomiting, diarrhea, abdominal pain, seizures, and coma may also.
Safety data sheet monomethylamine 40% aqueous solution mma40 version 1. The central nervous system, blood, respiratory system, eyes, and skin are the organs most affected by acute exposure of humans to. Use water spray to reduce vapours contain any water used. Parathion, also called parathionethyl or diethyl parathion and locally known as folidol, is an. Application ground application only apply parathion methyl by air blast, electrostatic and boom spraying. However, in soils that have received multiple applications, 4nitrophenol is the only metabolite and rate of degradation is faster.
Parathion 56382 hazard summary exposure may occur from the use of parathion as an insecticide on agricultural crops. Methyl parathion in drinkingwater world health organization. Search results for parathion methyl at sigmaaldrich. Parathion is a deep brown to yellow liquid with a faint odor of garlic. Methyl parathion is an insecticide and acaricide used to control boll weevils and many biting or sucking insect pests of agricultural crops. Parathion methyl, or methyl parathion, is an organophosphate insecticide, possessing an organothiophosphate group. Epa announced in a 2004 federal register notice that chemicals used as pesticides would not be reassessed by the iris program. Rescision of previously issued order and issuance of revised cancellation order for certain pesticide registrations, july 27, 2010 notice of receipt of request to voluntarily cancel pesticide registrations, april 28, 2010 comments accepted through may 28, 2010. All pesticides sold or distributed in the united states must be registered by epa, based on scientific studies showing that they can be used without posing unreasonable risks to people or the environment. The linearity of newly fabricated sensor is better than earlier reported methods using variety of other nanomaterials for pesticide detection carbon paste electrode 4. Signs and symptoms of acute parathion methyl exposure. Substance name methyl parathion casrn 298000 last revised 03311987 298000 8056 hc azofos azophos bay 11405 bladanm dalf dimethylfenitrothion dimethyl 4nitrophenyl.
Msds contains all of the information required by those regulations. Methyl parathion hydrolase mph gene was cloned from a novel bacterium pseudomonas stutzeri hsd36. Acute exposure to parathion methyl may produce the following signs and symptoms. Methyl parathion is available in dust, emulsifiable concentrate, ulv liquid, microencapsules and wettable powder formulations. In view of the high toxicity of methyl parathion, this agent should not be considered in handapplied ulv spraying practices. July 12 and, 2011 meeting of the developmental and reproductive toxicant identification committee dart ic. First aid providers should wear personal protective equipment to prevent exposure. Methyl parathion 4 ec page 1 of 7 msds revision date ddmmyyyy. Cdc niosh pocket guide to chemical hazards parathion. Sunflower oil, wheat flour, wheat grain, wheat straw.
O,odimethyld 6 o4nitrophenyl phosphorothioate, methyl parathiond 6 empirical formula hill notation. A meta description is an html tag in the html code of your website, which allows you to customize a section of text that describes the page itself. It plays a role in how your page is seen by search engine crawlers, and how it appears in serps. It is an organic phosphate insecticide which acts as an inhibitor of cholinesterase, and as such it is highly toxic by all routes of exposure. Als environmental does not sell chemicals, but offers analytical lab testing to determine the presence of various elements and chemical compounds. Methyl parathion, sometimes called cotton poison, is a chemical pesticide that should be used only in open fields to control insects. March 29, 2005 material safety data sheet section 1 product and company identification product identifier.
Methyl parathion is not meant to be used inside buildings or homes. The major metabolites of ethyl parathion are amino parathion and 4nitrophenol. It is highly toxic to nontarget organisms, including humans, so its use has been banned or restricted in most countries. All information and instructions provided in this material safety data sheet msds are based on the current state of scientific and technical knowledge at the date indicated on the present msds and are presented in good faith and believed to be correct. Material safety data sheet for methyl parathion, product. Parathion ec material safety data sheet page 3 of 5 authorities immediately in accordance with local regulations. Methyl parathion 500 is compatible with most insecticides and fungicides and may be mixed with lime sulfur or bordeaux mixture, provided it is used immediately after preparation. Parathion analytical standard parathionethyl sigmaaldrich. It is structurally very similar to parathion ethyl. Methyl parathion toxicity to and removal efficiency by typha latifolia in water and artificial sediments article pdf available in chemosphere 637. Parathion ec material safety data sheet villa crop. Ethyl parathion ep and the metabolites ethyl paraoxon epox and pnitrophenol pnp were assayed using gas and liquid chromatography in wheat straw, wheat grain, wheat flour and sunflower. Buy high purity methyl parathion analytical standards from chem service inc. Skin designation methyl parathion cas 298000 can be absorbed through the skin.
Methyl parathion is an organophosphate op insecticide and acaricide, which is registered to control insect pests on food, feed and fiber crops. Crop care methyl parathion 500 insecticide synonyms. Benzoapyrene, deltamethrin, methyl parathion, uranium and xylene. It kills insects by contact, stomach and respiratory action. It is not allowed for sale and import in nearly all countries around the world, while a few allow it under subject to specified conditions only.
Pdf methyl parathion toxicity to and removal efficiency. Parathion in drinkingwater world health organization. Contact with skin, i nhalation of dust or spray, or swallowing may be fatal. Some reports attribute specific cases of poisoning to methyl parathion. In california, the only state which has consistently kept poisoning records, parathion ranks third in terms of frequen. Methyl parathion casrn 298000 view quickview reference dose for chronic oral exposure rfd 0174 methyl parathion. This product can kill you if swallowed even in small amounts.