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Isopropyl alcohol (IUPAC name propan-2-ol and also called isopropanol or 2-propanol) is a colorless, flammable, organic compound with a pungent alcoholic odor. [9]Isopropyl alcohol, an organic polar molecule, is miscible in water, ethanol, and chloroform, demonstrating its ability to dissolve a wide range of substances including ethyl cellulose, polyvinyl butyral, oils, alkaloids, and natural ...
Phase behavior Triple point: 184.9 K (−88.2 °C), ? Pa Critical point: 508.7 K (235.6 °C), 5370 kPa Std enthalpy change of fusion, Δ fus H o: 5.28 kJ/mol Std entropy change
Isopropyl rubbing alcohols contain from 50% to 99% by volume of isopropyl alcohol, the remainder consisting of water. Boiling points vary with the proportion of isopropyl alcohol from 80 to 83 °C (176 to 181 °F); likewise, freezing points vary from −32 to −50 °C (−26 to −58 °F). [6] Surgical spirit BP boils at 80 °C (176 °F). [7]
Isopropyl alcohol will kill 99.99% or more of all non-spore forming bacteria in less than 30 seconds, both in the laboratory and on human skin. [ 26 ] [ 31 ] In too low quantities (0.3 ml) or concentrations (below 60%), the alcohol in hand sanitizers may not have the 10–15 seconds exposure time required to denature proteins and lyse cells. [ 4 ]
Alcohol burners are preferred for some uses over Bunsen burners for safety purposes, and in laboratories where natural gas is not available. Their flame is limited to approximately 5 centimeters (two inches ) in height, with a comparatively lower temperature than the gas flame of the Bunsen burner.
Isopropyl salicylate is the ester formed by the condensation of salicylic acid and isopropyl alcohol. It is a transparent liquid that is sparingly soluble in water. However, it is soluble in ethyl alcohol and ether.
1957/58 Lysol purchased the rights to private label National Laboratories, Inc's Disinfectant spray. 1962: Lysol released the Lysol Disinfectant Spray, which used a new method of aerosol application. 1968: Lysol began creating bathroom cleaners and released the Lysol Toilet Bowl Cleaner. 1985: Lysol All Purpose Cleaner was released.
For example, ordinary vodka, gin, rum and tequila have an alcohol concentration typically around 40% alcohol by volume (80 proof), and liqueurs are typically around 20% alcohol (40 proof). [ 6 ] Everclear is also used as a household "food-grade" cleaner, disinfectant, or stove fuel alcohol because its fumes and odor are less offensive than ...
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