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Tuesday, July 28, 2020 | History

1 edition of Summary review of health effects associated with elemental and inorganic phosphorus compounds found in the catalog.

Summary review of health effects associated with elemental and inorganic phosphorus compounds

Summary review of health effects associated with elemental and inorganic phosphorus compounds

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Published by Environmental Criteria and Assessment Office, Office of Health and Environmental Assessment, Office of Research and Development, U.S. Environmental Protection Agency in Research Triangle Park, NC .
Written in English

    Subjects:
  • Phosphorus -- Toxicology,
  • Phosphorus compounds -- Toxicology,
  • Phosphorus -- Environmental aspects,
  • Phosphorus compounds -- Environmental aspects,
  • Health risk assessment -- United States

  • Edition Notes

    SeriesHealth issue assessment, Health issue assessment
    ContributionsUnited States. Environmental Protection Agency. Environmental Criteria and Assessment Office (Research Triangle Park, N.C.)
    The Physical Object
    Paginationviii, 71 p. ;
    Number of Pages71
    ID Numbers
    Open LibraryOL14656986M

    Human activities that introduce excessive amounts of naturally limited nutrients (like iron, nitrogen, or phosphorus) to aquatic systems may lead to eutrophication. Microbial bioremediation is the use of microbial metabolism to remove or degrade xenobiotics and . This book provides a comprehensive review of various aspects of phosphorus in relation to human nutritional needs. Sections cover phosphorus nutrition and dietary issues; health risks associated with excess phosphorus intake that exceeds requirements; phosphorus intake in populations at risk; regulatory challenges and policy approaches; and /5(2).

    These include polynuclear aromatic compounds, steroids, heterocyclic nitrogen derivatives, halogenated and sulfonated compounds, volatile organics, organosilico and phosphorus derivatives, nitro-compounds, organometallics, and pure carbon forms. Experimental The results presented were obtained with a standard PE CHN Elemental Size: KB.   SUMMARY Beetroots are high in several beneficial plant compounds, especially betanin (beetroot red), vulgaxanthin, and inorganic nitrates. In particular, inorganic nitrates are associated with Calories:

    practice of organic elemental analysis. It is known that the oxidants and catalysts developed and proposed in classical methods of elemental CHN analysis also find application in automated analyzers. Co 3 O 4, the product of the thermal decomposition of silver permanganate [1], Cr 2 O 3 [2, 3], NiO [4], WO 3 [5, 6], V 2 O 5 [7], SnO 2 [8, 9. Aflatoxins are a group of naturally occurring carcinogens that are known to contaminate different human and animal food stuffs. Aflatoxins are poisonous by-products from soil-borne fungus Aspergillus, which is responsible for the decomposition of plant materials [].The occurrence of aflatoxins foods and food products vary with geographic location, agricultural and agronomic Cited by:


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Summary review of health effects associated with elemental and inorganic phosphorus compounds Download PDF EPUB FB2

EPA/// July Summary Review of Health Effects Associated with Elemental and Inorganic Phosphorus Compounds: Health Issue Assessment Environmental Criteria and Assessment Office Office of Health and Environmental Assessment Office of Research and Development U.S.

Environmental Protection Agency Research Triangle Park, NC Get this from a library. Summary review of health effects associated with elemental and inorganic phosphorus compounds.

[United States. Environmental Protection Agency. Environmental Criteria and Assessment Office (Research Triangle Park, N.C.);].

EPA///F December Summary Review of Health Effects Associated with Hydrogen Fluoride and Related Compounds Health Issue Assessment Environmental Criteria and Assessment Office Office of Health and Environmental Assessment Office of Research and Development U.S.

Environmental Protection Agency Research Triangle Park, NC For. Author(s): United States. Environmental Protection Agency.

Environmental Criteria and Assessment Office (Research Triangle Park, N.C.) Title(s): Summary review of health effects associated with elemental and inorganic phosphorus compounds. James E. House, Kathleen A. House, in Descriptive Inorganic Chemistry (Third Edition), Abstract.

Elemental phosphorus exists as P 4 molecules, and when the oxides P 4 O 6 and P 4 O 10 are formed, the phosphorus atoms retain their tetrahedral arrangement. The elements P, As, Sb, and Bi form very toxic hydrides that are weaker bases than ammonia. Publisher Summary. With the advent of powerful digital computers, determination of structure has become routine in modern research in synthetic the powdered crystalline solid diffracts monochromatic X-radiation,the diffraction pattern will be a series of concentric rings, rather than spots, because of the random orientation of the crystals in the sample.

In this review, we focus on the human exposure and health effects of elemental mercury and inorganic mercury com-pounds based on their chemical characteristics. The human uses and exposure are first discussed, followed by reviewing metabolism and toxicity.

Exposure assessment and manage-ment are also addressed. Furthermore, the mechanisms where. Human exposure and health effects of inorganic and elemental mercury. Park JD(1), Zheng W. (or metallic) mercury, inorganic mercury compounds, and organic mercury compounds.

This review examines the toxicity of elemental mercury and inorganic mercury compounds. Inorganic mercury compounds are water soluble with a bioavailability of 7% to 15 Cited by: A 'read' is counted each time someone views a publication summary (such as the title, abstract, and list of authors), clicks on a figure, or views or downloads the full-text.

Phosphorus has three main allotropes: white, red and black. White phosphorus is poisonous and can spontaneously ignite when it comes in contact with air.

For this reason, white phosphorus must be stored under water and is usually used to produce phosphorus compounds. Red phosphorus is formed by heating white phosphorus to °C (°F) or by.

Summary Document from the Health Advisory for Boron and Compounds. Author: US EPA, Office of Water (OW) Subject: This is a Summary derived from the Health Advisory for Boron and Compounds, unregulated contaminants occasionally found in drinking water.

Keywords: s, boron, health effects, boron and compounds, has, health advisoriesFile Size: 34KB. This review examines the toxicity of elemental mercury and inorganic mercury compounds.

Inorganic mercury compounds are water soluble with a bioavailability of 7% to 15% after ingestion; they are. The oxidation of white phosphorus in air produces a green glow.

Although the term "phosphorescence" refers to the element's glow, the true process is oxidation. The glow of phosphorus is a form of chemiluminescence.

Phosphorus is the sixth most common element in the human body. Phosphorus is the seventh most common element in the Earth's crust.

PbB and health effects is large. PbB therefore remains the preferred metric for determining critical lead exposures. Toxicology, health effects and BLRL. In humans and animals, lead has a wide range of biological effects. Many organ systems can be affected depending upon the level and duration of exposure.

It is noted that effects in adult. Information sheet - Review of hazards and health effects of inorganic lead July Page: 2 Reducing blood lead removal levels The report indicates that lowering the BLRL for males from 50 µg/dL to 30 or 20 µg/dL could: • reduce cancer risk for a large proportion of men.

The compositions of the various phosphorus smokes are similar, being composed primarily of polyphosphoric acids with less than 1% trace levels of organic compounds. This chapter provides an evaluation of the health effects of red phosphorus (RP) in combination with butyl rubber (BR).

Phosphorus (Understanding the Elements of the Periodic Table) [Sommers, Michael A] on *FREE* shipping on qualifying offers. Phosphorus (Understanding the Elements of the Periodic Table)Author: Michael A Sommers.

However, the emission of elemental phosphorus from the manufacture of phosphorus chemicals may be low, because the conversion rate from elemental phosphorus to compounds is high. White phosphorus is also released in air during its use as an incendiary device by the military.

It will enter the atmosphere. ing the inorganic metabolism of the organism difficult. Evidently it is imperative, if possible, to replace hypot,hesis and speculation by experimentally established facts. The idcal method which at, once suggests itself for studying the role of the inorganic elements individually and collectively in.

Phosphorus mg/kg (Rat) mg/L (1 hr-Rat) mg/kg (Rat) ACUTE TOXICITY: Liver effects observed in humans with white phosphorus-induced burns included jaundice, hepatomegaly, and increased serum bilirubin levels.

Evidence of renal damage in individuals burned once with white phosphorus include increasedFile Size: 71KB. Takeda E., Yamamoto H., Taketani Y.

() Effects of Natural and Added Phosphorus Compounds in Foods in Health and Disease. In: Gutiérrez O., Kalantar-Zadeh K., Mehrotra R.

(eds) Clinical Aspects of Natural and Added Phosphorus in : Eiji Takeda, Hironori Yamamoto, Yutaka Taketani.Energy flows directionally through ecosystems, entering as sunlight for phototroph s or as inorganic molecules for chemoautotroph s.

The six most common elements associated with organic molecules—carbon, hydrogen, nitrogen, oxygen, phosphorus, and sulfur—take a variety of chemical forms and may exist for long periods in the atmosphere, on.Effects on algal photosynthetic apparatus caused by various chemical species have been extensively studied.

The present chapter summarizes the published data concerning the toxicity of various organic and inorganic pollutants such as oils, pesticides, antifoulants and metals on photosynthesis of aquatic primary by: 3.