iodoform
The Columbia Encyclopedia, Sixth Edition | Date: 2008
iodoform , CHI 3 , yellow crystalline solid that has a penetrating odor. It melts at 119°C and is insoluble in water but soluble in ether or ethanol. Iodoform was formerly used as an antiseptic. It is produced when a methyl ketone, acetaldehyde, or an alcohol with the formula RCHOHCH 3 (where R is hydrogen or an alkyl or aryl group) is treated with sodium hydroxide and iodine.
Author not available, IODOFORM.,
The Columbia Encyclopedia, Sixth Edition 2008
The Columbia Encyclopedia, Sixth Edition. Copyright 2008 Columbia University Press
Related newspaper, magazine, and journal articles from HighBeam Research
|
Handle this substance with care
Scotland on Sunday; 3/3/2002; CAMILLO FRACASSINI; 315 words
; DESPITE being extremely dangerous, the chemical contained in the parcels sent by the Scottish National Liberation Army is one of the easiest to buy. Sodium hydroxide, commonly known as caustic soda, can cause permanent scarring if it comes into contact with skin and can blind if it comes into
Read more
|
|
Contamination `unusual' in Mass.(News)
The Boston Herald; 4/26/2007; Schultz, Heather; 298 words
; Byline: HEATHER SCHULTZ Lead from old pipes is a greater threat to most Bay Staters than the possibility that skin-burning water will ever flow from the tap as it did in Spencer yesterday. It's unusual for something (like that) to go wrong because the plants are overdesigned, said Wayne Chudyk, a
Read more
|
|
Polluter list fouled, textile executives say. (environmental report lists textile mills as major polluters)
Daily News Record; 8/18/1989; Barrett, Joyce; 533 words
; POLLUTER LIST FOULED, TEXTILE EXECUTIVES SAY WASHINGTON (FNS) -- Textile officials are crying foul over a list compiled by an environmental group that includes their firms among the top 500 polluters in the United States. The data upon which the report was based, which was supplied by the firms to
Read more
|
 "Telegram & Gazette (Worcester, MA)")
|
Sodium hydroxide can be a boon or a bane.(EDITORIAL)(Editorial)
Telegram & Gazette (Worcester, MA); 4/26/2007; 181 words
; COLUMN: IN OUR OPINION; EDITORIAL FOOTNOTE The announcement yesterday that Spencer inadvertently had added an excessive dose of sodium hydroxide (NaOH) to its drinking water sent us scurrying to the reference books. Turns out, the stuff is a standard additive used to make water potable, among other
Read more
|
|
Fines imminent in chemical spill ; 1,800 gallons of sodium hydroxide solution prevented from reaching Great Miami
Dayton Daily News; 6/24/2008; Lucas Sullivan Staff Writer; 268 words
; DAYTON -- Dayton sewer maintenance and Ohio Environmental Protection Agency officials contained a chemical spill Monday, June 23, and prevented about 1,800 gallons of a sodium hydroxide solution from reaching the Great Miami River. The caustic chemical spilled out of a semi-tanker truck that was
Read more
|
|
ALKALINE TREATMENT OF SULFITED TANNIN-BASED ADHESIVE FROM MANGROVE TO INCREASE BOND INTEGRITY OF BEECH SLIPS
Journal of Tropical Forest Science; 4/1/2006; Paridah, M T; Musgrave, O C; 3113 words
; PARIDAH, M. T. & MUSGRAVE, O. C. 2006. Alkaline treatment of sulfited tannin-based adhesive from mangrove to increase bond integrity of beech slips. Sulfited tannin solutions were prepared by extracting Rhizophora mucronata and R. apiculata barks with 4% aqueous sodium sulfite and 0.4% aqueous
Read more
|
|
|
Spencer water crisis improving; Town residents told flush pipes, boil water.(NEWS)
Telegram & Gazette (Worcester, MA); 4/27/2007; 831 words
; Byline: Craig S. Semon SPENCER - The state Department of Environment Protection said yesterday, a day after excess lye was released into the water system, that residents can use town water again, but only if they boil it after flushing out water pipes. Town Administrator Carter Terenzini made the
Read more
|
|
Production and Trade of Canada's Leading Pulp and Paper Chemicals.
Canadian Chemical News; 6/1/2001; 142 words
; Production and Trade of Canada's Leading Pulp and Paper Chemicals 1999 2000 (kilotonnes) Production Aluminum sulfate 205.0 * 166.6 Chlorine 1,068.3 1,079.2 * Hydrogen peroxide 223.01 * 237.0 Sodium chlorate 1,049.2 * 1,106.7 Sodium hydroxide 1,076.5 1,093.6 * Sulfuric acid 4,193.5 * 3,803.9 *
Read more
|
|
The Selected Chemical Products Exported From China: Part 3
China Chemical Reporter; 4/10/1994; 146 words
; Long fall text is a table of selected chemical products exported from China with October 1993 date for volume and value in US dollars. It includes sodium hydroxide (5,089,450, $1,606,000) and sodium hydroxide in aqueous solution (7,277,810kg, $1,606,000). THE SELECTED CHEMICAL PRODUCTS EXPORTED
Read more
|
|
Simplified food-oil refining: filtration technology and a benign chemical could give processors of specialty oils a competitive edge. (Engineering R&D).(process patent )
Food Engineering; 2/1/2003; Higgins, Kevin T.; 1185 words
; AS ANY VISITOR TO DECATUR, ILL., and other centers of vegetable-oil refining can attest, creating edible oils is a capital-intensive process requiring massive centrifuges to remove fatty acids and other impurities. The separation process also involves sodium hydroxide, a caustic chemical that
Read more
|
Related entries from encyclopedias, dictionaries, and thesauruses
|
iodine
The Concise Oxford Dictionary of English Etymology
iodine (chem.) non-metallic element which volatilizes into a violet-coloured vapour. XIX. f. F. iode — Gr. iṓdēs violet-coloured. f. íon violet + -eidēs -like; see -INE5 . Hence iodoform XIX. After CHLOROFORM .
Read more
|
|
Emil Adolph von Behring
Encyclopedia of World Biography
... he entered the army medical service. While in the service, he worked for a time with K. Binz, pharmacologist and chemist, on iodoform, a chemical homolog of chloroform, which was then considered highly effective as a dusting powder for the treatment of deep ...
Read more
|
|
halogen
The Columbia Encyclopedia, Sixth Edition
... salt. They also form halocarbons, compounds with carbon and often other elements such as hydrogen and oxygen. Chloroform , iodoform , and carbon tetrachloride are halocarbons. Some other halogen compounds are calomel (mercurous chloride), fluorite , sal ammoniac ...
Read more
|