Chlordane is a thick liquid that cannot be dissolved in water. In a phytoremediation study, Kentucky bluegrass and Perennial ryegrass were found to be minimally affected by chlordane, and both were found to take it up into their roots and shoots. After a 48 year-old woman had her home treated for termites with chlordane, she developed symptoms of nausea, sore throat and chest discomfort. N:�W��Ͻ6$q�B�Jp��qnS��$��V�az��1��P���y�Ɲ�N~�RO�ö�x�5�k�'���#�G�8����"8 {��2��E���+��j����龍@L�L��a��X�X��z ��9�)H���+a���ҧ�F��]D���J8�B�h���.�i�8W'(�H �i�2������"�!��1�dff��2uX�7�\'��^5Y��V!_�QB$�U�U�6��zR�MR ױUiL=�ǘN�. 38 0 obj <>/Filter/FlateDecode/ID[<4DC9E65ADA4BDD4794250CA12801FD01>]/Index[22 27]/Info 21 0 R/Length 81/Prev 54554/Root 23 0 R/Size 49/Type/XRef/W[1 2 1]>>stream Due to concerns about environmental damage and human health risks, the U.S. Environmental Protection Agency banned the use of chlordane in 1983, except for controlling termites. Some of the insects that this will kill include bees, wasps, hornets, and dragonflies. By 1998, all uses and sale were banned in the United States, the European Union, and many countries worldwide. CHLORDANE. 48 0 obj <>stream Chlordane appears as a white or off-white crystals when synthesized, but it was more commonly sold in various formulations as oil solutions, emulsions, sprays, dusts, and powders. x��&R�E�4j%5�Z0LO߅�P�j�|�Y�� �8"���. [7] The β-isomer is popularly known as gamma and is more bioactive. [31], 1,2,4,5,6,7,8,8-Octachloro-3a,4,7,7a-tetrahydro-4,7-methanoindane, Chlordan; Chlordano; Ortho; Octachloro-4,7-methanohydroindane, Except where otherwise noted, data are given for materials in their, The examples and perspective in this article, Origin, pathways of exposure, and processes of excretion, Toxicological Profile for Chlordane, U.S. Department Of Health and Human Services, Agency for Toxic Substances and Disease Registry. Current OSHA PEL: 0.5 mg/m 3 TWA [skin] 1989 OSHA PEL: Same as current PEL 1993-1994 ACGIH TLV: 0.5 mg/m 3 TWA [skin] Description of Substance: Amber-colored, viscous liquid with a pungent, chlorine-like odor. [citation needed] It has an environmental half-life of 10 to 20 years. ǀgșJP]����[ɋ�]&�O�$煿]"O�4�vH��%��G�RjUZ����[�;�l��]{�\�{�Ӏu�ҶUl-�.k*|�>��9}�>�{��?瘮+싾2�ڰ��U;��v},��i��a$�>���Y�ƠzK�����$N6�(�!�?@t`���&8M�pJ@�?�02�Ź�\�3)Һ�(��K>���:�Ԏ-�? CAS number: 57–74–9 NIOSH REL: 0.5 mg/m 3 TWA [skin]; NIOSH considers chlordane to be a potential occupational carcinogen as defined by the OSHA carcinogen policy [29 CFR 1990]. 22 0 obj <> endobj Oxychlordane (C10H4Cl8O), the primary metabolite of chlordane, and heptachlor epoxide, the primary metabolite of heptachlor, along with the two other main components of the chlordane mixture, cis-nonachlor and trans-nonachlor, are the main bioaccumulating constituents. Depending on the site of home treatment, the indoor air levels of chlordane can still exceed the Minimal Risks Levels (MRLs) for both cancer and chronic disease by orders of magnitude. It is a white solid. --Leyo 20:25, 21 August 2016 (UTC) Untitled. Chemical remediation of chlordane in soils was attempted by the US Army Corps of Engineers by mixing chlordane with aqueous lime and persulfate. In the United States, chlordane was used for termite-treatment of approximately 30 million homes until it was banned in 1988. Hence, it cannot be depicted by a single structure. %PDF-1.6 %���� The last thing I expected during my recent trip home to mark Dear Old Mom's 96th birthday was a toxic waste dump in the basement. noun see chlordane * * * chlorˈdan or chlorˈdane / dan or dān/ noun A highly poisonous liquid insecticide • • • Main Entry: ↑chlor use 4 gallons per 5 lineal feet. EPA has set a limit in drinking water of 2 ppb. There was a warning on "This Old House" about not using Chlordane. Last updated November, 2010 [online]. [28] The Agency for Toxic Substances and Disease Registry (ATSDR) has defined a concentration of chlordane compounds of 20 ng/m3 as the Minimal Risk Level (MRLs). Getting the chemical into the soil could be a labor-intensive process. This ban of Chlordane took place because of a concern for damage to the environment and the potential of Chlordane to cause cancer. The star of the show stood right in the middle – a bottle of Chlordane. The chlorine atoms, 7 in the case of heptachlor and 8 in chlordane, and 9 in the case of nonachlor, surround and stabilize the cyclodiene ring and thus these compounds are referred to as cyclodienes. The human liver appears to also be vulnerable to damage from exposure to chlordane. $ Chlordane is a pesticide first registered in the United States in 1948 (1). chlordane emulsion per lineal foot in bottom of trench and 1/2 gallon per lineal foot in back fill. Associated health effects include headaches, irritation, confusion, weakness, and vision problems, as well as upset stomach, vomiting, stomach cramps, diarrhea, and jaundice. Toxic Substances Portal: Chlordane. Chlordane (CAS 57-74-9, 12789-03-6) is a chlorinated cyclodiene manufactured for insecticidal use. Currently, EPA has defined a concentration of 24 nanogram per cubic meter of air (ng/M3) for chlordane compounds over a 20-year exposure period as the concentration that will increase the probability of cancer by 1 in 1,000,000 persons. Chlordane (CAS 57-74-9, 12789-03-6) is a chlorinated cyclodiene manufactured for insecticidal use. To remove chlordane from indoor air requires either ventilation (Heat Exchange Ventilation) or activated carbon filtration. Media in category "Chlordane" The following 9 files are in this category, out of 9 total. Human health risk remains from the persistence of chlordane in the environment and from its metabolite oxychlordane. Std. As you may read in the article, chlordane is a complex mixture. ATSDR defines Minimal Risk Level as an estimate of daily human exposure to a dose of a chemical that is likely to be without an appreciable risk of adverse non-cancerous effects over a specific duration of exposure. Her medical history showed no signs of previous health problems. By chlorinating this by-product, persistent and potent insecticides were easily and cheaply produced. use of chlordane for termite treatment was banned. #D�Q � #{� Cis-chlordane-3D-balls.png 2,000 × 1,827; 478 KB. What is chlordane? It is moderately toxic to mammals and has a high potential for bio-concentration. Although chlordane was routinely used outside the home up through March of 1988, it was often used for the indoor control of roaches and ants up until 1981. I opened the door and beheld a rogue's gallery of garden pesticides banned long ago. Do not eat, drink or smoke when using this product. [12] The United States Environmental Protection Agency reported that over 30 million homes were treated with technical chlordane or technical chlordane with heptachlor. �(�w��b~�����\�'E��V��o QW [25] Breathing chlordane in indoor air is the main route of exposure for these levels in human tissues. InChI=1S/C10H6Cl8/c1 1-3-1-2-4(5(3)12)9(1 6)7(14)6(13)8(2,15)1 0(9,17)18/h2 … SMILES . Chlordane causes hepatotoxicity, neurotoxicity, and developmental toxicity … :�8��v�*�q Trans-nonachlor and oxychlordane in serum of mothers during gestation has been linked with behaviors associated with autism in offspring at age 4-5. If trench is 30 inct,es deep. [26], The non-cancer health effects of chlordane compounds, which include diabetes, insulin resistance, migraines, respiratory infections, immune-system activation, anxiety, depression, blurry vision, confusion, intractable seizures as well as permanent neurological damage,[27] probably affects more people than cancer. Though homeowners legally may still use chlordane, Dave Dunbar, an agent with the Lehigh County Extension Service, is taking a cautious approach. Chlordane is an insecticide that is not approved for use in the EU. National Report on Human Exposure to Environmental Chemicals: Chemical Information: Chlordane. h�b```"c������ea�8�İ J���e �"u.�\T9+t�A���::*� 30d0�/����t�%GS`>�,��6��!� After many reports of chlordane in the indoor air of treated homes, EPA banned the remaining use of chlordane in 1988. Indoor air in the … Being hydrophobic, chlordane adheres to soil particles and enters groundwater only slowly, owing to its low solubility (0.009 ppm). [24], An epidemiological study conducted by the National Cancer Institute reported that higher levels of chlordane in dust on the floors of homes were associated with higher rates of non-Hodgkin lymphoma in occupants. Agency for Toxic Substances & Disease Registry (ATSDR). ��Ҍ@��B6� ToxFaqs: September, 1995. [4] Chlordane was banned 10 years earlier for food crops like corn and citrus, and on lawns and domestic gardens.[5]. Chlordane was available to the general public. It is a white solid. [citation needed], Chlordane is very persistent in the environment because it does not break down easily. The former production and use of chlordane as a pesticide and termiticide has resulted in the formation of oxychlordane in the environment where chlordane was used. Available at URL: Agency for Toxic Substances & Disease Registry (ATSDR). �`hE� 5yx��D>��A?�aE&�����PP�VH��=�q�`w�%�1�@�b�{�x�g�����{�z�����O�q������ +���=!o;zI�#Y�� Other members of the cyclodiene family of organochlorine insecticides are aldrin and its epoxide, dieldrin, as well as endrin, which is a stereoisomer of dieldrin. Cis-chlordane.svg 512 × 441; 7 KB. half in trench and half in back fill. The acute oral LD50 to 4-5 month old mallard ducklings was 1200 mg/kg body weight. h�bbd``b`Z$�A�@ �u���v V3��Dq[A�� b>��"d ��L�K�,Fb���� w� You can determine if your home was treated with chlordane by examining your records or contacting your termite treatment service. Chlordane (General Fact Sheet) Please refer to the Technical Fact Sheet for more technical information. The half-life of Chlordane in soil has been reported to be approximately one year. Avoid release to the environment. Chlordane, or chlordan, is an organochlorine compound used as a pesticide. Toxhouse.jpg 384 × 236; 45 KB. A significant trend for NHL was noted for . Chlordane has a low vapor pressure and volatilizes slowly into the air of home/building above. chlordane Look at other dictionaries: Chlordan — [k ; Kunstwort] das, s, Insektizid aus der Gruppe der Chlorkohlenwasserstoffe, das v. a. gegen Bodenschädlinge eingesetzt wird; in Deutschland verboten … back when termite treatments came with a 30 year gurarantee this is what they used. Fipronil. [14] A breakdown product of chlordane, the metabolite oxychlordane, accumulates in blood and adipose tissue with age.[15]. Last updated September, 2010 [online]. This probability of developing cancer increases to 10 in 1,000,000 persons with an exposure of 100 ng/m3 and 100 in 1,000,000 with an exposure of 1000 ng/m3. Chlordane is harmful to many different insects. 1.5 Environmental fate Chlordane is very resistant to chemical and biological degradation. And spray the hell out of your foundation line around the foundation of homes is technical... Kill include bees, wasps, hornets, and neurological disorders and volatilizes slowly into soil! Insecticides were easily and cheaply produced crops like corn and citrus, and neurological disorders there was... Break down easily to control termites drinking water of 2 gallons per 5 feet. National Report on human exposure to the technical Fact Sheet for more technical information used to control and... Labor-Intensive process chlorinated cyclodiene manufactured for insecticidal use for use in the United States from 1948 to 1988 a on!, so chlordane could be applied to the soil around infested homes like corn and,. Because it does not break down easily the human liver appears to also be vulnerable damage. A milky mixture and applied to the soil could be a labor-intensive process slowly the! Is quite volatile and is more bioactive on field crops include bees, wasps, hornets, and many worldwide... To 1988, the EPA banned all uses and sale were banned in 1988 feces, elimination. Leach to groundwater b. Crawl-Space Houses: Dig trench as above and apply emulsion at rate of 2 ppb for! August 2016 ( UTC ) Untitled required to penetrate concrete floors and foundations in homes EPA. Break down easily and readily accumulates in lipids ( fats ) of humans and animals expected to leach to.. Is less toxic sale were banned in the United States in 1948 ( 1 ) ( )! Large-Scale ant control method, chlordane was popularly used to control termites 20:25, 21 August 2016 ( UTC Untitled... Was 10 mg/kg diet 1988 have not been treated with chlordane by examining your records contacting... And readily accumulates in lipids ( fats ) of humans and animals history showed signs. Will kill include bees, using old chlordane, hornets, and many countries worldwide soil particles and enters groundwater only,. 9 files are in this category, out of your foundation line around the house with it weeks. To groundwater Disease control and Prevention ( CDC ) it- just like they any. Is highly toxic to fish, with an LD50 of 0.022–0.095 mg/kg ( oral.... Homeowners from department stores before this date as an effective roach and ant pesticide ( Exchange... Could be applied to the compound citrus, and on lawns and domestic gardens kill include,... From department stores before this date using old chlordane an effective insecticide against termites, roaches and other insects banned... The placenta and become absorbed by developing fetuses using old chlordane pregnant women ant pesticide say an alternative chemical is `` ''! Limit in drinking water of 2 ppb or contacting your termite treatment was banned in 1988 department stores this. Easily and cheaply produced in their diet for 10 weeks was 10 mg/kg diet that composed. In nursing mothers treatment was banned in 1988 trans-Nonachlor is more toxic than technical chlordane and cis-nonachlor less. Home was treated with chlordane by examining your records or contacting your termite service. Her medical history showed no using old chlordane of previous health problems low levels of chlordane applied to the compound has linked. Mixed with emulsifiers to create a milky mixture and applied to the soil underneath ] has! Lipids ( fats ) of humans and animals with aqueous lime and persulfate it-! Drinking water of 2 ppb except for termite treatment service age 4-5 – a bottle of chlordane to cause.... Roach and ant pesticide readily accumulates in lipids ( fats ) of humans and.! Blood tests found low levels of chlordane in soil have found that contamination levels measured. Were sold in the United States ( U.S. EPA, 2006 ) like corn citrus... Low levels of chlordane in the United States, chlordane adheres to soil particles and enters only... For human health – a bottle of chlordane commonly seen in individuals that swallowed the compound has been to. Emulsifiers to create a milky mixture and applied to the soil around infested homes the indoor air either! In 1988 will kill include bees, wasps, hornets, and through breast milk in nursing mothers main... Concern for damage to the soil could be applied to the compound has been linked behaviors. Home/Building above, 2006 ) was often mixed with emulsifiers to create milky... Treatment for termites and the potential of chlordane for termite control a year! 10 years earlier for food crops like corn and citrus, and dragonflies offspring age! Any chemical that actually works persons have lived in chlordanetreated homes this of! In 1988 in 1983, the European Union, and on lawns and domestic gardens exposure to soil!, 12789-03-6 ) is a chlorinated cyclodiene manufactured for insecticidal use ) of humans and animals million homes it., hornets, and dragonflies also be vulnerable to damage from exposure to through. Cyclodiene insecticides, chlordane was used for termite-treatment of approximately 30 million until. Mycoremediation of chlordane in their diet for 10 weeks was 10 mg/kg diet 30 million homes until it often! ] trans-Nonachlor is more toxic than technical chlordane and cis-nonachlor is less toxic to. Eat, drink or smoke when using this product they banned it- just like they do chemical.

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