Extinguishing media space. Material name: CAUSTIC SODA. Material ID: Revision date: MAR Print date: MAR 1 / 5. MSDS US. Use of the substance/preparation. Cleaning chemical, technical chemical base, see point Synonyms. Soda lye, lye, caustic soda solution. Sodium hydroxide – liquid (46%%), Soda lye solution (46%%), Caustic soda (46%%), Sodium hydroxide solution (46%%), Liquid caustic soda.

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European soap makers also followed this recipe. This process was superseded by the Solvay process in the late 19th century, which was in turn supplanted by the chloralkali process which we use today. May form sodda products with organic nitro compounds.


It also produces heat when reacted with acids. In general, such neutralization reactions are represented by one simple net ionic equation:.

Journal of Physical Chemistryvolume 73, issue 1, pages — Retrieved July 17, Blanket the spill with foam or use water fog to disperse vapour clouds. If a dilute solution is spilled on the skin, burns may result if the area is not washed thoroughly and for several minutes with running water. Ensure an eye mds and safety shower is available. P Read label before use.


This process involved placing a carcass into a sealed chamber, then adding a mixture of sodium hydroxide and water which breaks the chemical bonds that keep the flesh intact. Such acid-base reactions can also be used for titrations. Std molar soa S o Multi purpose heavy duty alkaline cleaner. Special Precautions for User. Use in a well ventilated area.


For example, when sodium hydroxide reacts with hydrochloric acidsodium chloride is formed:. Sodium hydroxide relaxers are still available, but they are used mostly by professionals. A supplied air respirator or a self-contained breathing apparatus SCBA for emergencies should be available and checked regularly.

Caustic Soda Lye (NaOH)

Water spray may reduce vapour; but it may not prevent ignition in closed spaces. Journal of Physical Chemistryvolume 66, issue 10, pages — May react violently with organic halides.

Since the alumina is amphotericit dissolves in the sodium hydroxide, leaving impurities less soluble at high pH such as iron oxides behind in the form of a highly alkaline red mud. Sodium hydroxide is used in some cement mix plasticisers.

Heat capacities to low temperatures. When the concentration of airborne contaminants reach the exposure standards then the use of a half-face respirator with P1 filter is recommended.

For example, when a solution of NaOH and water with 1: Lye [1] [2] Ascarite White caustic.

Caustic Soda Lye

May cause burns in the mouth and throat, nausea, vomiting, abdominal pains and diarrhoea occasionally bloodyfall in blood pressure, heart failure, coma and death.

Do NOT induce vomiting. Contact with active metals such as aluminium, tin, zinc may generate hydrogen, a flammable gas. That is wash hands before eating, drinking, cauxtic or using the toilet. This process was called causticizing.


Physical data in technical literature may refer to this form, rather than the anhydrous compound. Contact with sugars may generate carbon monoxide. Chemical Principles 6th Ed.

When solutions with less than Evacuation of stomach should not be attempted. As with other alkaline solutions, it feels slippery with skin contact due to the process of saponification that occurs between NaOH and natural skin oils. It can dissolve greaseoilsfats and protein -based deposits. The hydrogen atoms of the hydroxyls form strong bonds with oxygen atoms within each O layer.

Do not use mouth-to-mouth method if victim inhaled the substance; induce artificial respiration with the aid of a pocket mask equipped with a one-way valve or other proper respiratory medical device. It describes the safety requirements for this product and should not be construed as guaranteeing specific properties. Place into labeled plastic drum s for later disposal. It is added to water, heated, and then used to clean process equipment, storage tanks, etc.

Sodium hydroxide is also widely used in pulping of wood for making paper or regenerated fibers. Handle according to good manufacturing and industrial hygiene practices. History of the Chlor-Alkali Industry, p.