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Showing 1 to 4 of 4 Articles matching 'Sodium hydroxide' in related articles.

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1. Monday morning painful dental injections. September 16, 2007 When dental anesthetic syringes are preloaded for lengthy periods (over 1 hour), the following chemical reaction is triggered. An electron avalanche is started by the needle making contact with the anesthetic solution over a lengthy period. This will cause two new compounds to be formed, namely, mild hydrochloric acid and sodium hydroxide which are both caustic. One of the hydrogen's will be attracted to the chloride of the salt, thereby starting the avalanche. This can cause a burning or stinging sensation when the dentist injects the solution. It is called "The Monday morning stinging/burni... (read more) Author: Haynes Darlington M.Sc. PharmD.

2. Sedu hair straightener Vs. chemical straighteners March 06, 2007 Well, you have made up your mind to straighten your hair. But how should you do it? The most popular hair straightening methods are chemical straightening and hair irons. Sedu hair straightener is the most popular and efficient hair iron; therefore we will use the sedu hair straightener as the hair iron's representative. Find out the differences between chemical straighteners and the sedu hair straightener. A chemical hair straightener rearranges the structure of the hair from curly to straight. The chemicals usually used are sodium hydroxide, guanidine hydroxide and ammonium thiogly... (read more) Author: elico martiano

3. Soap making recipe May 08, 2006 All of us often wonder how the most common commodity used by us everday – soap is manufactured. It was in the 19th century that commercial production of soap began with the discovery of basic chemicals that could be used in bulk to mass produce cakes of soap. The whole concept of making soap is quite simple. All it takes is a mixture of caustic soda and any oil like coconut oil to produce a cake of soap. The actual process of course needs to be controlled and monitored to produce soap that is usable. The basic concept in soap making is that caustic soda (sodium hydroxide, called "lye") react... (read more) Author: tima ashar

4. Magnesium Hydroxide March 01, 2006 Magnesium hydroxide has the chemical formula Mg(OH)2. It is available naturally as the mineral brucite. It is a white or colorless, odorless powder and is sparingly soluble in water. It is an alkaline hydroxide compound. It is generally prepared by reacting magnesium sulfate or chloride with sodium hydroxide.The major use of magnesium hydroxide is as an antacid for stomach upsets. Magnesium hydroxide is alkaline and hence, it can be used to neutralize the acidic pH within the stomach. Thus magnesium hydroxide is a short-term cure for acidity. Magnesium hydroxide is available in the form of tab... (read more) Author: Elizabeth Morgan

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