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Used to neutralize acids, produce sodium salts, hydrolyze fats to make soaps, and precipitate metals; large amounts are used in petroleum refining, rayon production, and rubber reclaiming; [Merck Index # 8627] Also used in metal cleaning, electroplating, processing cotton fabrics, and bleaching; [ATSDR Medical Management] Used in photography ...
Food uses of sodium hydroxide include washing or chemical peeling of fruits and vegetables, chocolate and cocoa processing, caramel coloring production, poultry scalding, soft drink processing, and thickening ice cream. [42]
May 10, 2024 · sodium hydroxide (NaOH), a corrosive white crystalline solid that contains the Na + ( sodium) cation and the OH − ( hydroxide) anion. It readily absorbs moisture until it dissolves. Sodium hydroxide is the most widely used industrial alkali and is often used in drain and oven cleaners.
- The Editors of Encyclopaedia Britannica
NIH. HHS. USA.gov. Sodium hydroxide is widely used in the manufacture of soaps, paper, rayon, cellophane, mercerized cotton, aluminum, and many chemicals. It is also used in petroleum refining, degreasing, etching, zinc extraction, tin plating, oxide coating, and food processing (for peeling fruits and vegetables).
- 1984
- NaOH
- 1310-73-2
- 40.01
Oct 14, 2022 · Sodium hydroxide is used in several food processing applications, such as curing foods like olives or helping to brown Bavarian-style pretzels, giving them their characteristic crunch.
Apr 20, 2023 · Bases are less common as foods, but they are nonetheless present in many household products. Many cleaners contain ammonia, a base. Sodium hydroxide is found in drain cleaner. Antacids, which combat excess stomach acid, are comprised of bases such as magnesium hydroxide or sodium hydrogen carbonate.
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Apr 28, 2024 · In the food industry, sodium hydroxide is used in the cleaning and sanitation process of equipment. It’s also employed in the pretreatment of certain foods, like olives, which are soaked in a lye solution to soften them and reduce bitterness.
