Search results

• Sugar beet
  ...heavy particles settle out in tanks (clarifiers). A final addition of more carbon dioxide precipitates more calcium from solution; this is filtered off, leav ...fine sugar crystals. These crystals grow, as sugar from the mother liquor forms around them. The resulting sugar crystal and syrup mix is called a ''massec
  21 KB (3,262 words) - 19:30, 14 June 2010
• Arc Welding
  ...e first electric arc welding method known as [[carbon arc welding]], using carbon electrodes. The advances in arc welding continued with the invention of met ...t requiring expensive shielding gases. Using a consumable electrode and a carbon dioxide atmosphere as a shielding gas, it quickly became the most popular m
  22 KB (3,345 words) - 12:03, 20 June 2010
• Aluminum Recycling
  ...will be minimal. I have used no flux, borax, wood ash, charcoal ash, pure carbon from a oxy/acety torch, etc as covers.
  5 KB (844 words) - 19:09, 23 June 2010
• Mefloquine
  ...quine is a [[Chirality (chemistry)|chiral]] molecule with two [[asymmetric carbon]] centres, which means it has four different [[stereoisomer]]s. The drug is ...Medication Guide must be given to each person prescribed Lariam or generic forms of mefloquine.
  13 KB (1,807 words) - 16:41, 27 September 2010
• Sodium thiosulfate
  ...₃)₂]^3- does not [[adsorb]] to [[activated carbon]], which is the standard technique used in [[gold cyanidation]] to separate
  12 KB (1,720 words) - 16:42, 27 September 2010
• Erythromycin
  ...f enolates, and stereospecific reduction to yield (13), which contains the carbon skeleton and stereocenters of the erythronolide A seco acid. ...8). (18) is then subjected to a number of reactions, eventually converting carbon 9 from an amine to the ketone, yielding the final erythromycin A product (1
  19 KB (2,731 words) - 17:52, 18 September 2010
• Amphotericin B
  ...cal to Amphotericin B [ having a double C=C bond between the 27th and 28th carbon ] but has little anti-fungal acitvity. ...[[cardiac failure]] have been reported. Skin reactions, including serious forms, are also possible.
  13 KB (1,785 words) - 16:44, 27 September 2010
• Potassium iodide
  Like other iodide salts, KI forms [[triiodide|I₃⁻]] when combined with elemental [[io ...The alkali metal iodide salt, over time and exposure to excess oxygen and carbon dioxide, slowly oxidizes to metal carbonate and elemental iodine, which the
  23 KB (3,281 words) - 16:44, 27 September 2010
• Ribavirin
  ...l ester, which directly attaches the 1' nitrogen of the triazole to the 1' carbon of the ribose, in the proper 1-β-<small>D</small> isomeric position. The b ...y known with this imidazole [[riboside]] structure: substitution at the 5' carbon with OH results in pyrazomycin/pyrazofurin, an antibiotic with antiviral pr
  23 KB (3,222 words) - 16:45, 27 September 2010
• Codeine
  ...viz. moving the methyl group from the 3 to the 6 position on the morphine carbon skeleton. Drugs bearing resemblance to codeine in effects due to close str ...d with another active ingredient. Oral tablets, hypodermic tablets, liquid forms, and capsules of less common doses such as 5, 10, 12, 20, 25, 40, 45, 50, 7
  40 KB (5,581 words) - 16:45, 27 September 2010
• Activated carbon
  [[Image:Activated Carbon.jpg|thumb|right|250px|Activated carbon]] ...]s.<ref>[http://www.activated-carbon.com/1-3.html "Properties of Activated Carbon", CPL Caron Link, accessed 2008-05-02]</ref>
  41 KB (5,738 words) - 16:47, 27 September 2010
• Acetazolamide
  ...ch that the net reaction catalyzed by CA is conversion of carbonic acid to carbon dioxide and water. ...e=2007&volume=116&issue=5&spage=322}}</ref> and has shown efficacy in some forms of [[periodic paralysis]].<ref name="pmid8058156">{{cite journal |author=Pt
  12 KB (1,686 words) - 16:48, 27 September 2010
• Acetic acid
  ...action sequence consisted of [[chlorination]] of [[carbon disulfide]] to [[carbon tetrachloride]], followed by [[pyrolysis]] to [[tetrachloroethylene]] and a ...as and metal salts called acetates. [[Aluminium]], when exposed to oxygen, forms a thin layer of [[aluminium oxide]] on its surface, which is relatively res
  41 KB (5,915 words) - 16:49, 27 September 2010
• Glucose
  ...n of the hydroxy group at C-5 and the [[aldehyde]] at C-1. Containing five carbon atoms and one oxygen atom, this ring is a derivative of [[pyran]]. This cy ...s drawn upside down or in an alternative chair conformation. The α and β forms interconvert over a timescale of hours in aqueous solution, to a final stab
  23 KB (3,050 words) - 16:52, 27 September 2010
• Nitrous oxide
  | ImageName2 = Nitrous oxide's canonical forms ...ver a 100 year period, it has 298 times more impact per unit weight than [[carbon dioxide]].<ref>2007 IPCC Fourth Assessment Report (AR4) by Working Group 1
  61 KB (8,728 words) - 16:50, 27 September 2010
• Mercury (element)
  ...f the dust. [[Mercury poisoning]] can also result from exposure to soluble forms of mercury (such as [[mercuric chloride]] or [[methylmercury]]), inhalation ...rcury spill kits to absorb mercury vapors (spill kits also use [[activated carbon]] and powdered zinc).<ref name=patnaik/>
  69 KB (10,077 words) - 21:35, 20 September 2010
• Morphine
  ...ting or making other modifications at positions 1 and/or 2 on the morphine carbon skeleton. ! Forms of morphine, salts & chemical form to freebase conversion ratios
  87 KB (12,376 words) - 16:51, 27 September 2010
• Paracetamol
  ...e nitrogen lone pair, the [[atomic orbital|p orbital]] on the [[carbonyl]] carbon, and the lone pair on the carbonyl oxygen are all conjugated. The presence ==Available forms==
  54 KB (7,376 words) - 16:52, 27 September 2010
• Plastic recycling
  ...this method is the fact that all plastic is recyclable, not just matching forms. However, criticism rises from the energy costs of rotating the drums, and ...has also been developed in which many kinds of plastic can be used as a [[carbon]] source in the recycling of scrap [[steel]].<ref>
  18 KB (2,694 words) - 21:59, 6 July 2010
• Rebar
  ...tructures holding the concrete in compression. It is usually formed from [[carbon steel]], and is given ridges for better mechanical anchoring into the concr ...irals for reinforcing columns, to the common rod, to meshes and many other forms. Most commercially available rebars are made from unidirectional glassfibre
  15 KB (2,103 words) - 10:22, 20 September 2010

View (previous 20 | next 20) (20 | 50 | 100 | 250 | 500)