Published June 1987 by World Health Organization .
Written in EnglishRead online
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|Number of Pages||236|
Download Pentachlorophenol (1160071)
Pentachlorophenol exists as colorless or white crystals (when pure) with a sharp, phenolic odor when hot, but very little odor at room temperature. (1) The odor threshold for pentachlorophenol is approximately 12 parts per million (ppm).
(1) Impure pentachlorophenol is. Pentachlorophenol is a manufactured chemical that does not occur naturally. Pure pentachlorophenol exists as colorless crystals.
Impure pentachlorophenol (the form usually found at hazardous waste sites) is dark gray to brown and exists as dust, beads, or flakes. Pentachlorophenol is a synthetic substance, made from other chemicals, and does not occur naturally in the environment.
It is made by only one company in the United States. At one time, it was one of the most widely used biocides in the United States. Sincethe purchase and use of pentachlorophenol has been restricted to certified applicators. Additional Physical Format: Online version: Fielder, R.J.
Pentachlorophenol. London: H.M.S.O., (OCoLC) Material Type: Government publication. Wood preservative pesticides: Creosote, pentachlorophenol, and the inorganic arsenicals [Anonymous.] on *FREE* shipping on qualifying offers.
Wood preservative pesticides: Creosote, pentachlorophenol, and the inorganic arsenicalsPrice: $ Pentachlorophenol (PCP) is an industrial wood preservative used mainly to treat utility poles and cross arms.
EPA is currently reevaluating PCP as part of the Registration Review program (see Docket Number EPA-HQ-OPP at ). Basic Information. PCP has been used as a wood preservative since Pentachlorophenol is a manufactured chemical that does not occur naturally. Pure pentachlorophenol exists as colorless crystals.
Impure pentachlorophenol (the form usually found at hazardous waste sites) is dark gray to brown and exists as dust, beads, or flakes. Humans are usually exposed to impure pentachlorophenol (also called technical grade pentachlorophenol).
IUPAC Standard InChIKey: IZUPBVBPLAPZRR-UHFFFAOYSA-N CAS Registry Number: Chemical structure: This structure is also available as a 2d Mol file or as a. 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. pentachlorophenol: (pen'tă-klōr'ō-fē'nol), Insecticide for termite control, preharvest defoliant, and general herbicide. Has been used extensively to preserve wood, wood products, starches, dextrins, and glues.
No longer available for consumer use; a powerful irritant. Pentachlorophenol, commonly referred to as penta, is the most commonly used preservative for utility poles and is the treatment of choice for as much as half of the wood poles used in North America.
This industrial strength preservative has been used for wood treating since the s and has achieved an impressive record of service performance. Pentachlorophenol is readily absorbed from all routes of exposure and is excreted unchanged or as a glucuronide conjugate.
The half-life in blood ranges from 15 to 78 hours. Pentachlorophenol is an uncoupler of oxidative phosphorylation and therefore produces pyrexia in poisoned animals. Pentachlorophenol (PCP) and its substitutes, such as TeCP, have gained an increasing usage as fungicide, insecticide, mollusicide, algicide, disinfectant, and as an anti-fouling paint ingredient  since the early s.
They are used as wood preservatives, impregnation agent for textiles, bactericide in tanning and paper pulp industries. Print book: Government publication: EnglishView all editions and formats: Rating: (not yet rated) 0 with reviews - Be the first. Subjects: Pentachlorophenol.
Chlorophenols -- toxicity. Environmental Exposure. View all subjects; More like this: Similar Items. Pentachlorophenol and its salts are used as biocides. Although they are used mainly for preservation and treatment of wood, their antimicrobial, antifungal, herbicidal, insecticidal and molluscicidal properties led to a widespread application of PCP formulations.
Bevenue and Beckman reviewed the. Pentachlorophenol as it is used commercially is a mixture of pentachlorophenol and by-products formed or present during its production.
Pentachlorophenol and by-products of its synthesis (hereinafter referred to collectively as “pentachlorophenol”) includes higher-chlorinated dioxins and File Size: KB. Unfortunately, this book can't be printed from the OpenBook. Below is the uncorrected machine-read text of this chapter, intended to provide our own search engines and external engines with highly rich, chapter-representative searchable text of each book.
Because it is UNCORRECTED material, please. Pentachlorophenol (C 6 Cl 5 OH) and its sodium salt (sodium pentachlorophenate) are used as preservatives in the manufacture and treatment of a variety of commercial products to prevent decay from microorganisms such as fungi, mold, algae, and mosses.
Treated products include particleboard, textiles, paints, adhesives, leather, latex, rubber, pulp, paper, starches, and wood. Pentachlorophenol (penta or PCP) was first introduced for use as a wood preservative in by Dow Chemical Company and Monsanto Chemical Com-pany.1 Penta has since been used as an herbicide on ornamental lawns, golf courses, aquatic areas, and rights-of-way; for control of subterranean termites; as an anti-microbial agent in cooling tow.
Basis for revised IDLH: The revised IDLH for pentachlorophenol is mg/m 3 based on acute toxicity data in humans [Clayton and Clayton ].
This may be a conservative value due to the lack of relevant acute toxicity data for workers exposed to concentrations above mg/m 3. Leachability of pentachlorophenol from red oak (U.S.
Forest Products Laboratory. U.S.D.A. Forest Service research paper FPL) [Johnson, B. R] on *FREE* shipping on qualifying offers. Leachability of pentachlorophenol from red oak (U.S.
Forest Products Laboratory. U.S.D.A. Forest Service research paper FPL). Pentachlorophenol definition is - a crystalline compound C6Cl5OH used especially as a wood preservative and fungicide and a disinfectant.
Page 1 of Last Update 03/01/ - DRAFT PentaChloroPhenol (PCP) Penta – Chloro - Phenol WASHINGTON, Oct. 25, - Th. Determination of pentachlorophenol and trichlorophenol using QuEChERS and solid-phase extraction with HPLC-MS/MS PoYing Yeung and John A. Mathis Global Laboratory Services, Inc.
Wilson, NC Abstract Method development and optimization was performed for the determination of pentachlorophenolFile Size: KB. Pentachlorophenol: 10 pounds: "X" indicates that this is a second name for an EPCRA section chemical already included on this consolidated list.
May also indicate that the same chemical with the same CAS number appears on another list with a different chemical name. Pentachlorophenol TSCA 8(b) inventory: Pentachlorophenol SARA toxic chemical notification and release reporting: Pentachlorophenol Other Regulations: OSHA: Hazardous by definition of Hazard Communication Standard (29 CFR ).File Size: 48KB.
A report cites the measured concentration of pentachlorophenol in the indoor air of pressure-treated log homes brushed with pentachlorophenol in the range of ï¿½10 parts per trillion (ppt, 1 ppt is 1 million times less than 1 ppm) and in the air of industrially dipped, nonpressure-treated log homes at 34ï¿½ ppt.
Levels of. Pentachlorophenol and its salts are used as biocides. Although they are used mainly for preservation and treatment of wood, their antimicrobial, antifungal, herbicidal, insecticidal and molluscicidal properties led to a widespread application of PCP formulations.
All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program. Pentachlorophenol poisoning. Proudfoot AT(1). Author information: (1)National Poisons Information Service (Birmingham Centre), City Hospital, Birmingham, UK.
Despite being banned in many countries and having its use severely restricted in others, pentachlorophenol (PCP) remains an important pesticide from a toxicological perspective. Pentachlorophenol Wood Preservatives. Pentachlorophenol is a restricted use pesticide and is used industrially as a wood preservative for utility poles, railroad ties, and wharf pilings.
Pentachlorophenol was widely used as wood preservative until when its use was restricted to certified applicators. Pentachlorophenol is considered a probable human carcinogen and exposure to high levels. Ecological Soil Screening Levels for Pentachlorophenol Interim Final OSWER Directive U.S.
Environmental Protection Agency Office of Solid Waste and Emergency Response Pennsylvania Avenue, N.W. Washington, DC March Revised April File Size: KB. pentachlorophenol in addition to search terms specific for pentachlorophenol.
For pentachlorophenol, these include terms related to its use as a wood preservative, and in wood‐related industries such as sawmills, fencing, and lumber. Because pentachlorophenol was a major pesticide, searches using either pentachlorophenol.
Immediately download the Pentachlorophenol summary, chapter-by-chapter analysis, book notes, essays, quotes, character descriptions, lesson plans, and more - everything you need for studying or teaching Pentachlorophenol.
Pentachlorophenol's used on wood is "restricted" and its non-wood use is undergoing special review by EPA. From toaccording to EPA's Toxic Chemi- cal Release Inventory, pentachlorophenol releases to land and water totalled nearlyIbs., of which about 80 percent was to land.
Pentachlorophenol, aldrin, and dieldrin are classified as persistent organic pollutants under the Stockholm Convention. Pentachlorophenol has been widely used as a wood preservative and insecticide, but its production and use are now restricted. 2,4,6-Trichlorophenol has also been used as a wood preservative and insecticide, and in the.
Pentachlorophenol definition: a white crystalline water-insoluble compound used as a fungicide, herbicide, and | Meaning, pronunciation, translations and examples. Pentachlorophenol (PCP) is a group of polychlorinated compounds used as preservatives for wood, leather and textiles to protect against the attack of moulds, fungus and bacteria.
PCP is toxic to human and the environment, in particular to aquatic life. Pentachlorophenol is a chlorinated organic compound, a solid which varies in color from white to dark grayish brown, depending on the purity of the compound.
The solid beads or flakes have a distinctive odor. This chemical is non-corrosive in the pure state, but degrades rubber when in.
Pentachloroanisole is stable to hydrolysis and while it may biodegrade into pentachlorophenol, interconversion may occur and reform pentachloroanisole(10). Experimentally-determined BCFs of ,(7,8) are very high but the potential for bioconcentration in aquatic organisms will be reduced(6) because pentachloroanisole is metabolized in.
Pentachlorophenol producers and their capacities in Producer Country Plant Capacity Location (tonnes) (total PCP) Uniroyal Chemical, a Canada Clover Bar, Division of Uniroyal, Ltd Alta Rhône-Poulenc b France Pont-de-Claix Dynamit Nobel b Germany, Rheinfelden Federal Republic of Dow Chemical, USA a USA Midland.Pentachlorophenol (PCP) is a chlorinated insecticide and fungicide.
It is used primarily to protect timber from fungal rot and wood boring insects. PCP is significantly toxic to mammals, plants, and many microorganisms. Despite this, bacteria have been identified that are resistant to relatively high PCP concentrations and can metabolize it to.TOXICOLOGICAL REVIEW.
OF. PENTACHLOROPHENOL (CAS No. ) In Support of Summary Information on the. Integrated Risk Information System (IRIS) September U.S. Environmental Protection Agency. Washington, DCFile Size: 2MB.