Chlordane isomer
WebElimination of the chlordane isomers from both liver and muscle was biphasic. In both tissues, the slow phase elimination constant (Ke) for trans-chlordane was 2–4 times that for cis-chlordane. Collectively, our results suggest that slower metabolism and/or excretion of the cis isomer relative to the trans isomer lead to the preferential ... WebThe U.S. EPA (1979) considers technical chlordane (CAS No. 12789-03-6) to be composed of 60% octachloro-4,7-methanotetrahydroindane (the cis and trans isomers) and 40% …
Chlordane isomer
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WebChlordane (CAS No. 12789-03-6) is a mixture of structurally related cyclodienes (primarily octachloro-tetrahydro-methanoindanes) that was widely used as a broad-spectrum … Weband contains 60% - 70% of the cis/trans-chlordane isomers, C10H6C18. The ratio of cis- to trans-chlordane is dependent on the procedure and chemical type of chlorination. As the cis-chlordane is ...
WebChlordane: Chlordane is highly toxic to fish and historically was used as a contact insecticide until 1980 when it was banned except for termite control and wood treatment. In this fact sheet, the sum of the chlordane isomers ( cis -chlordane, trans -chlordane, cis -nonachlor, trans -nonachlor, oxychlordane, and heptachlor epoxide) is referred ... Weband f3-chlordane isomers did not react before alkali hydrolysis. After alkali hydrolysis the a-isomer pro duced three grayish-purple spots; the . 13-isomer produced one grayish-purple spot with the same . R. f . as one of the a-isomer spots. Technical chlordane underwent a change. Two spots differed in R. f . and in
WebNIOSH. (APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister having an N100, R100, or P100 filter. … Web8600 Rockville Pike, Bethesda, MD, 20894 USA. Contact. Policies. FOIA. HHS Vulnerability Disclosure. National Library of Medicine. National Institutes of Health. Department of Health and Human Services.
WebNov 29, 2024 · Previous versions of the RSL tables presented "Chlordane" with CAS 12789-03-6. CAS 12789-03-6 is given by IRIS for Chlordane (technical). CAS 57-74-9 is reserved for nearly pure chlordane which is a mixture of the cis and trans isomers identified in the RSL pick list as alpha (CAS 5103-71-9) and gamma (CAS 5103-74-2) …
WebThe commercial insecticide contains 60 to 75 percent chlordane, a chlorinated cyclodiene that is the principal isomer formed in the preparation of the insecticide. The remainder consists of several compounds closely related to it, including heptachlor , which was also used as an insecticide. haley simmonsWeb1.5 Several multi-component mixtures (i.e., chlordane and toxaphene) are listed as target analytes. When samples contain more than one multi-component analyte, a higher level of analyst expertise is necessary to attain acceptable levels of qualitative and quantitative analysis. The same is true of multi-component analytes that have been ... bump by eyebrowWebMar 1, 2008 · The cis-chlordane and trans-chlordane are two key chlordane isomers that constitute 65-75% of the technical chlordane, at cis-chlordane to the trans-chlordane ratio of 0.79 (Devi et al. 2015 ... bump by ear near scalpWebChlordane (mixture of isomers) (CAS 57-74-9) (0) Write a review Ask a question CAS Number: 57-74-9 Supplemental Information: This is classified as a Dangerous Good for transport and may be subject to additional shipping charges. For Research Use Only. Not Intended for Diagnostic or Therapeutic Use. haley significationWebChlordane is a white powder or a colorless to amber/brown viscous liquid. Chlordane itself is not combustible, but it is often dissolved in solvents that are flammable. Chlordane … bump by eye on bridge of noseWebCommercial chlordane, technical grade, is a mixture of more than 140 compounds, including the chlorocyclodiene compounds (Dearth and Hites 1991). The cis-and trans-isomers of chlordane ( Figure 1 ... bump by dogs eyeWebJul 15, 2024 · Chlordane , pur: Chlordane , pur: 57-74-9: 200-349-0: 100%: SECTION 4: First-aid measures 4.1 Description of necessary first-aid measures . If inhaled . Fresh air, rest. Refer for medical attention. Following skin contact . Remove contaminated clothes. Rinse and then wash skin with water and soap. bump by ear piercing