Boiling Point：270.7ºC at 760mmHg
CAS No. 546-44-1 is an aqueous solution of sodium hydroxide, also known as caustic soda or lye. This highly caustic material is a colorless to slightly yellow, odorless liquid that is available in various concentrations. It is a highly reactive alkaline substance, and can cause severe skin and eye burns if mishandled.
In the chemical industry, sodium hydroxide is used as a strong base for many reactions and to produce a variety of chemicals. It is used in the manufacture of soaps, detergents, bleaches, dyes, textiles, and other products. It is also used in the production of biodiesel, and as a pH adjuster for water and sewage treatment.
In the food industry, sodium hydroxide is used as a leavening agent, an acidity regulator, and a preservative. It is also used to peel fruits and vegetables, and to soften and tenderize meats. It is also used to make chocolate and to neutralize the acidity of certain foods, such as olives and pickles.
In the pharmaceutical industry, sodium hydroxide is used as a pH adjuster and as a stabilizer in many medications. It is also used to dissolve certain insoluble drugs, such as aspirin and antibiotics, so they can be administered orally.
Sodium hydroxide is a very useful and versatile chemical, and is found in many industries and applications. It is important to use caution when handling this chemical, and to wear appropriate safety gear such as goggles, gloves, and protective clothing to avoid injury.