Perchlorates

their properties, manufacture and uses. by Joseph Charles Schumacher

Publisher: Reinhold, Publisher: Chapman & Hall in New York, London

Written in English
Published: Pages: 257 Downloads: 668
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Edition Notes

SeriesMonographs -- 146.
The Physical Object
Pagination257p.,ill.,24cm
Number of Pages257
ID Numbers
Open LibraryOL17153937M

Perchlorate. Perchlorate is a potent competitive inhibitor of the sodium–iodide symporter (NIS), a protein on the thyroid follicular cell membrane responsible for the active transport of iodine from the blood into the thyroid follicular lumen, and in the lactating breast providing the nursing infant with milk sufficient in iodine (De Groef et al., ).   "Perchlorate, although stable at room temperature, is a powerful oxidant when activated, for instance at high temperatures," the team writes in the study. One way to turn a perchlorate into an oxidant is to expose it to UV light, and since Mars has a much thinner atmosphere than Earth, there's plenty of this kind of radiation on its surface. OCLC Number: Description: ix, pages ; 23 cm: Contents: Introduction --Preparation and properties of perchloric acid --Properties and preparation of perchlorates --Application of perchloric acid and perchlorates in chemical analysis --Applications in organic synthesis, industry, and commerce --Chemical analysis of perchlorates --Biological effects of perchlorates --Safety and.   For over 50 years, perchlorate (ClO 4 −) salts have been manufactured and used as ingredients in solid rocket fuels, highway safety flares, air bag inflators, fireworks, and matches (20, 23, 35).Due to past improper disposal of these chemicals, perchlorate has become a widespread environmental contaminant in the United States ().Perchlorate has been detected in soil, Cited by:

Perchlorates are manufactured for a variety of purposes. These salts are usually mixed with other chemical to produce explosives used in fireworks and rockets. and O 3 (30–40%) suggests that O 3 or its products contrib- utes one oxygen atom in four to perchlorate [Bao and Gu, ]. Chlorine isotopes are also unusual. Atacama ClO 4 has a d37Cl of to %, which is the lowest d37Cl of any common substance on Earth and consistent with. Perchlorates can enter the environment from several sources, both human-made (called anthropogenic) and natural sources. Since perchlorate is used in rockets and certain military applications, the manufacture, use, and disposal of products like rockets and missiles has led to perchlorate being.   The perchlorates would either make it more difficult for plants to grow, or would make the plants toxic. The solution is actually very simple, but it wasn’t included in the book or movie. “You can literally just rinse them out of the soil,” Weir says. “Wash the soil, soak it in water, and the water would wash the perchlorates away.”.

Perchlorates dissolve freely in water, except potassium perchlorate (KCIO 4), whose slight solubility is only g per g H 2 O at 25°C. They are stable when heated to temperatures between ° and °C; at higher temperatures they decompose and release oxygen, as in the reaction KCIO 4 . Perchlorate competitively inhibits iodide at the level of the NIS with 30 times the affinity for iodide. 40 It is also actively transported by the NIS into the thyroid in a dose-dependent manner. 41,42 Perchlorate is not significantly metabolised in humans, and thus perchlorate exposure is best assessed by urinary levels. 17 During lactation Cited by: There are various ways to manufacture the Chlorates and Perchlorates, the most usual being electrolysis. The key component is the Anode. Anodes for making Chlorate and Perchlorate are Platinum and Lead Dioxide. Anodes that make Chlorate ONLY are . Save potassium perchlorate to get e-mail alerts and updates on your eBay Feed. + 7 S 0 P O N S O A R P A 7 E E D -1 -1 U J -1 0 F J -1 -1 The Preparation of Potassium Perchlorate (Paperback or Softback).

Perchlorates by Joseph Charles Schumacher Download PDF EPUB FB2

This book presents current research data from across the globe in the study of perchlorates, their production, uses, and health : Lawrence E. Matthews.

Book Description. The development of analytical methods for identifying widespread perchlorate contamination brought about an explosion of research into the environmental problems and their potential solutions along with a corresponding increase in the availability of information.

Perchlorate: A Scientific, Legal, and Economic Assessment is designed to educate and inform business, environmental, legal and academic audiences about the history and development of the perchlorate controversy and provide practical advice and guidance to those involved in perchlorate litigation, remediation and regulation.

Written by. DoD Perchlorate Handbook Revision 1 Change 1 August Page 7 of 16 Drinking Water Regulation. This list is called the Contaminant Candidate List or CCL. EPA published the first CCL of 60 contaminants in March of Perchlorate was included on the first CCL.

EPA decided not to regulate nine contaminants listed on the first CCL and carriedFile Size: KB. SERDP has funded numerous laboratory and field studies on the effect of perchlorate on amphibians, fish, invertebrates, birds, and small mammals in support of the EPA’s ecological risk assessment.

Results from these and other ecological studies have been summarized in the book Perchlorate Ecotoxicology. Technical Fact Sheet - Perchlorate. Perchlorate: physical and chemical properties, potential environmental and health impacts, existing federal and state guidelines, detection and treatment methods, additional information.

You may need a PDF reader to view some of the files on this page. Potassium perchlorate is a very common oxidizer in pyrotechnics. Composition based on perchlorates tend to be less sensitive than those based on chlorates, and perchlorates can be used with sulfur and sulfides. For these reasons potassium perchlorate is much preferred above chlorates.

information on perchlorate to site managers and other field personnel who are addressing perchlorate contamination at cleanup sites or in drinking water supplies.

Perchlorate is a persistent contaminant of concern that has presented a number of Perchlorates book to the government, the private sector and other organizations and interested Size: KB. Perchlorates are colorless salts that have no odor. There are five perchlorate salts that are manufactured in large amounts: magnesium perchlorate, potassium perchlorate, ammonium perchlorate, sodium perchlorate, and lithium perchlorate.

Perchlorate salts are solids that dissolve easily in water. The health effects of perchlorate salts are due to the perchlorate itself and not to the. Ammonium Perchlorate Micron $ per lb - 2lb minimum. Ammonium perchlorate is an oxidizer used in a large number of compositions.

Very impressive color compositions can be made with it, but their burn rate is often too low for use in star compositions. For lance work and torches, slow-burning is an advantage and it is therefore commonly. Perchlorate is a widespread, environmentally persistent contaminant recently discovered in U.S.

groundwater and drinking water supplies. This book summarizes the most current knowledge and understandings of the extent and potential sources of perchlorate contamination, its behavior, exposure.

Perchlorates: Their Properties, Manufacture, and Uses Issue of ACS monograph Volume of American Chemical Society, Monograph series Issue of American Chemical Society. McKay is one of the co-authors of a new research paper delving into perchlorates on Mars; the work was led by Alfonso Davila of the SETI Institute in Mountain View, Calif.

That review is. Perchlorate (ClO 4 –) is an exceedingly mobile and stable contaminant found in ground and surface waters in the U.S. and around the world. It has been introduced into the environment mainly through discharge of perchlorate salts from rocket fuel manufacturing plants or from demilitarization of.

Perchlorate anion is a widespread, environmentally persistent contaminant recently discovered in U.S. groundwater and drinking water supplies that affect tens of millions of people.

This book will summarize the most current knowledge and understandings of the extent of perchlorate contamination, chemical behavior, and recent development in.

DOI link for Perchlorate. Perchlorate book. Environmental Problems and Solutions. By Kathleen Sellers, Katherine Weeks, William R. Alsop, Stephen R. Clough, Marilyn Hoyt, Barbara Pugh, Joseph Robb. Edition 1st Edition. First Published eBook Published 30 August Cited by: Perchlorates: Their Properties, Manufacture, and Uses Issue of ACS monograph Volume of American Chemical Society, Monograph series Issue of American Chemical Society.

Monograph series, ISSN Issue of Monograph Series Amer Chem Soc Issue of Monograph series Volume of Monograph series: American Chemical Society. There are high levels of perchlorate naturally in some areas such as the southwestern United States.

Perchlorate is used in munitions, fireworks, explosives, airbag initiators for vehicles, matches, signal flares, fertilizers, chlorine cleaners, and pool chlorination chemicals.

Some chewing tobacco products contain perchlorates. Perchlorate is a naturally occurring and manmade chemical that is present in the environment and occurs in some drinking water systems and in foods.

Perchlorate levels may vary widely even within. The purpose of this book is to summarize the state of the science and developments in engineering relative to perchlorate in the environment. This book describes • Common sources of perchlorate, • Its behavior in the environment, • Methods for analyzing perchlorate in environmental samples, • Potential risks to human health and the.

Perchlorate is widely used as the oxidizer component in solid propellant for rockets, munitions, and fireworks. The risk of perchlorate contamination and its adverse health effects have raised concerns for soil, ground water, and drinking water.

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Perchlorate is a monovalent inorganic anion obtained by deprotonation of perchloric acid. It is a monovalent inorganic anion and a chlorine oxoanion. It is a conjugate base of a perchloric acid. Perchlorate, n.o.s. appears as crystalline or powdered solids.

May explode under exposure to heat or fire. If available, obtain the technical name from. A method has been developed for the determination of perchlorate in water and soil matrixes using electrospray liquid chromatography/mass spectrometry/mass spectrometry. Perchlorate is quantitated by monitoring the ion signal from m which is formed by a loss of an oxygen atom from the perchlorate molecular ion.

The method was developed to be effective and economical in production Cited by: Strontium perchlorate is a white powder or colorless crystals with the formula Sr(ClO 4) 2. It is a strong oxidizer which gives red flames. It can be used in pyrotechnics; however, usually the more common strontium nitrate is used.

It can be prepared by oxidizing strontium chlorate with Appearance: White powder or colorless crystals. Perchlorate definition: any salt or ester of perchloric acid.

Perchlorate salts contain the ion ClO 4 – | Meaning, pronunciation, translations and examples. Perchlorate (ClO 4 −) is widespread in Martian soils at concentrations between and 1%.

At such concentrations, perchlorate could be an important source of oxygen, but it could also become a. brings you the latest images, videos and news from America's space agency. Get the latest updates on NASA missions, watch NASA TV live, and learn about our quest to reveal the unknown and benefit all : Yael Kovo.

Define perchlorate. perchlorate synonyms, perchlorate pronunciation, perchlorate translation, English dictionary definition of perchlorate. The univalent anionic group ClO4, derived from perchloric acid, or a compound containing this group.

n any salt or ester of perchloric acid. perchlorate, nitrate and arsenic decision tree S T H G I L H G I H Carollo is evaluating perchlorate treatment at a. wastewater treament plant for AwwaRF Recent regulatory changes have necessitated the development and evaluation of technologies used to treat perchlorate, nitrate, the most widely used and.

Currently and arsenic in drinking water. Perchlorate definition is - a salt or ester of perchloric acid. Recent Examples on the Web Fire sparks the reaction between aluminum and ammonium perchlorate that turns solid rocket fuel into the driving force of space travel (NASA’s rocket boosters reach 5,°F during launch).

— Vince Guerrieri, Popular Mechanics, "Why Fire Is the Greatest Tool of All Time," 17 Feb. The device.METHOD DETERMINATION OF PERCHLORATE IN DRINKING WATER USING ION CHROMATOGRAPHY Revision November Daniel P. Hautman and David J. Munch, US EPA, Office of Ground Water and Drinking Water Andrew D.

Eaton and Ali W. Haghani, Montgomery Watson Laboratories NATIONAL EXPOSURE RESEARCH LABORATORY OFFICE OF RESEARCH AND. Perchlorates have been detected on Mars both in-situ 1 and inferred in brine seeps 2, which raises questions on their effects on the habitability Cited by: