companydirectorylist.com  Global Business Directories and Company Directories
Search Business,Company,Industry :


Country Lists
USA Company Directories
Canada Business Lists
Australia Business Directories
France Company Lists
Italy Company Lists
Spain Company Directories
Switzerland Business Lists
Austria Company Directories
Belgium Business Directories
Hong Kong Company Lists
China Business Lists
Taiwan Company Lists
United Arab Emirates Company Directories


Industry Catalogs
USA Industry Directories














  • Arsenic - Wikipedia
    Arsenic is a chemical element; it has symbol As and atomic number 33 It is a metalloid and one of the pnictogens, and therefore shares many properties with its group 15 neighbors phosphorus and antimony Arsenic is notoriously toxic
  • Arsenic poisoning - Wikipedia
    Arsenic poisoning (or arsenicosis) is a medical condition that occurs due to elevated levels of arsenic in the body [4] If arsenic poisoning occurs over a brief period, symptoms may include vomiting, abdominal pain, encephalopathy, and watery diarrhea that contains blood [1]
  • Arsenic contamination of groundwater - Wikipedia
    Arsenic contamination of groundwater is a form of groundwater pollution which is often due to naturally occurring high concentrations of arsenic in deeper levels of groundwater It is a high-profile problem due to the use of deep tube wells for water supply in the Ganges Delta, causing serious arsenic poisoning to large numbers of people
  • Arsenic - Simple English Wikipedia, the free encyclopedia
    Arsenic is chemical element 33 on the periodic table Its symbol is As Its atomic number is 33 and its atomic mass is 74 92 It is a toxic metalloid It is in the pnictogen group on the periodic table Arsenic is found in three allotropes Gray arsenic is the most common It is a brittle, somewhat soft metalloid that is a little shiny
  • Isotopes of arsenic - Wikipedia
    Arsenic (33 As) has 32 known isotopes and at least 10 isomers Only one of these isotopes, 75 As, is stable; as such, it is considered a monoisotopic element The longest-lived radioisotope is 73 As with a half-life of 80 days
  • Arsenic - World Health Organization (WHO)
    Arsenic is one of WHO’s 10 chemicals of major public health concern WHO’s work to reduce arsenic exposure includes setting guideline values, reviewing evidence and providing risk management recommendations WHO publishes a guideline value for arsenic in its Guidelines for drinking-water quality The Guidelines are intended for use as the
  • Arsenicum album - Wikipedia
    In homeopathy, arsenicum album (Arsenic alb ) is a solution prepared by diluting aqueous arsenic trioxide generally until there is little to no arsenic remaining in individual doses It is used by homeopaths to treat a range of symptoms that include digestive disorders and, as an application of the Law of Similars , has been suggested by
  • Arsenide - Wikipedia
    In chemistry, an arsenide is a compound of arsenic with a less electronegative element or elements Many metals form binary compounds containing arsenic, and these are called arsenides They exist with many stoichiometries, and in this respect arsenides are similar to phosphides [1]




Business Directories,Company Directories
Business Directories,Company Directories copyright ©2005-2012 
disclaimer