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Calcium oxide Related Pages ... Related Pages. Synonyms & Trade Names Burned lime, Burnt lime, Lime, Pebble lime, Quick lime, Unslaked lime CAS No. 1305-78-8 RTECS No. EW3100000. DOT ID & Guide. 1910 157. Formula. CaO. Conversion. IDLH. 25 mg/m 3 See: 1305788. Exposure Limits. NIOSH REL TWA 2 mg/m 3 OSHA PEL TWA 5 mg/m 3. Measurement Methods ...


Heating limestone produces a chemical substance used in agriculture called pulverized lime, or calcium oxide. Generally, 2 mg of calcium oxide is considered safe for food use; however, concentrations of 25 mg can produce serious side effects including lung inflammation, according to a 2007 report by ...


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Calcium hydroxide (traditionally called slaked lime) is an inorganic compound with the chemical formula Ca 2. It is a colorless crystal or white powder and is produced when quicklime (calcium oxide) is mixed, or slaked with water. It has many names including hydrated lime, caustic lime, builders' lime, slack lime, cal, or pickling lime.


Cooks know the product as pickling lime due to its use in canning. However, the steel industry uses the most slaked lime for the removal of impurities from their product. Upon exposure to carbon dioxide in the atmosphere, calcium hydroxide reacts with carbon dioxide to form calcium carbonate, the primary ingredient in ground limestone.


Safety Data Sheet Hydrated Lime Revision date: June 24, 2015 Page 7 of 8 12. Ecological Information Because of the elevated pH of this product, it might be expected to produce some ecotoxicity upon exposure to certain aquatic organisms and aquatic systems in high concentrations


Chlorinated lime is a white powder used for bleaching or disinfecting. Chlorinated lime poisoning occurs when someone swallows chlorinated lime. This article is for information only. DO NOT use it to treat or manage an actual poison exposure.


Hydrated Lime Section 1: Identification of the Material and Supplier Company Details ... Avoid contact with the eyes and skin from both wet and dry powder. Wet powder can be corrosive to the eyes and skin and may cause skin sensitisation (dermatitis). Safety: Wear suitable protective clothing, ... Over exposure may result in irritation of the ...


Quick lime exposure symptoms, causes, diagnosis, and treatment information for Quick lime exposure (Chemical poisoning - Calcium Oxide) with alternative diagnoses, full-text book chapters, misdiagnosis, research treatments, prevention, and prognosis.


discomfort until hours after the exposure has ended and significant injury has occurred. Dry quick lime contacting wet skin or exposure to moist or wet quick lime may cause more severe skin effects including thickening, cracking or fissuring of the skin. Prolonged exposure can cause severe skin dam age in the form of (alkali) chemical burns.