Ubuy offers a variety of essential chemicals for both personal and commercial use, ensuring you have access to quality products that meet your needs. What Is Sodium Hydroxide? Sodium hydroxide is a highly alkaline ingredient that is used in small amounts in cosmetics and skincare products to establish and hold the pH of a product. (Use coconut oil if lots of lather is desired. When workers are facing concentrations above the exposure limit they must use appropriate certified respirators. Calcium hydroxide is used in many applications, including food preparation, where it has been identified as E number E526. 3 days ago · Choosing the right lye is essential for reliable soap making. Toxic sodium oxide fumes can be generated by thermal decomposition at elevated temperatures. Mar 7, 2022 · Sodium hydroxide is used to balance and maintain the pH levels of skin care products. May 27, 2025 · When you see Sodium Hydroxide on the ingredient list of your cleanser or serum, it is not something to fear, as it is there to protect your skin barrier. This study utilizes sodium hydroxide solution for the chromatographic analysis of mineral waters, underscoring its importance in environmental analytical chemistry for ensuring water quality and safety (Yang Z et al. Box 219, Batavia, IL 60510 (800) 452-1261 Chemtrec Emergency Phone Number: (800) 424-10325 May 27, 2025 · Learn how sodium hydroxide works as a safe pH adjuster in skincare, supporting product stability and skin balance when used in low, controlled concentrations. Hazardous Chemical Information System (HCIS) Hazardous Chemical Details SAFETY DATA SHEET SODIUM HYDROXIDE 1M (1N) According to Regulation (EC) No 1907/2006, Annex II SECTION 1: Identification of the substance/mixture and of the company/undertaking 1. When comparing potassium hydroxide vs sodium hydroxide, it's essential to understand their key similarities in chemical behavior and their distinct properties. Shop Food Grade Lye Sodium Hydroxide - (1lbs or 453g) 100% Pure Caustic Soda, Drain Cleaning, Soap Making, Culinary Use, Pretzels, Textiles, Granules online at a best price in Thailand. SAFETY DAT SODIUM HYDROXIDE (CAUSTIC) 50% SECTION 1. CPSC evaluated the 2-pound (32 ounces) bottles and is aware Mollys Products also sold 5-pound (80 ounces) bottles. Similar to the hydration of sulfuric acid, dissolution of solid sodium hydroxide in water is a highly exothermic reaction [17] where a large amount of heat is liberated, posing a threat to safety through the possibility of splashing. Sodium hydroxide is a vital ingredient in soap making, playing an essential role in creating safe and effective cleansing products. Sodium hydroxide causes severe irritation to eyes, skin, mucous membrane; pneumonitis; eye and skin burns; and temporary loss of hair. Food processing: In the food industry, sodium hydroxide is used for processes such as peeling fruits and vegetables and for making certain foods like pretzels. The substance is very corrosive to the eyes, the skin, and the respiratory tract. 0 N Product Number : SX0607N Catalogue No. Sodium hydroxide may occur in waste from the following industries: soaps, cleaning compounds, pulp and paper, petroleum, mineral and vegetable oils, leather, dyes and textile dyeing, cotton, coal distillation, etc. Product name : Sodium Hydroxide Solution 10. Symptoms of skin contact include intense pain, redness, and the development of deep chemical burns due to rapid tissue destruction. Keep people away from and upwind of spill/leak. PRODUCT AND COMPANY IDENTIFICATION Product name : SODIUM HYDROXIDE (CAUSTIC) 50% Other means of identification : Not applicable Recommended use Mar 6, 2021 · Is sodium hydroxide safe to use? The safety of sodium hydroxide is strongly dependent on the concentration level, with higher concentrations posing greater safety issues. Product identifier Household cleaning and laundry solutions containing sodium hydroxide at levels between 4% and 50% are irritating to skin and can cause serious skin burns on prolonged contact. 9. Ensure clean-up is conducted by trained personnel only. EMERGENCY TELEPHONE NUMBERS Hudson Supply Company CHEMTREC (U. ) A chemical reaction called saponification occurs, which produces glycerin and soap. Pure lye as used in homemade and commercial soapmaking, as well as high concentrations for cleaning products Nov 27, 2025 · Sodium hydroxide burns penetrate deeply. NaOH dissolves in water to create Na+ ions and OH- ions. The following selections come from reputable brands and are suitable for American SkinSAFE has reviewed the ingredients of Tazarotene 0. While not a star ingredient, Sodium Hydroxide earns its place in the formulation process due to its behind-the-scenes benefits: Sodium hydroxide is used in skincare products primarily to adjust pH levels and is generally considered safe in low concentrations; however, it can cause irritation, especially for sensitive skin, if used in higher amounts or in leave-on products. In the process, sodium hypochlorite (NaClO) and sodium chloride (NaCl) are formed when chlorine is passed into a cold dilute sodium hydroxide solution. Get the urgent protocol for immediate flushing, damage assessment, and necessary medical follow-up. Sodium hydroxide is used to induce the degradation of cromolyn sodium, allowing for the study of its breakdown products (El Zahar et al. Explore the environmental impact of caustic soda (NaOH) on water and soil ecosystems. SAFETY DAT SODIUM HYDROXIDE 50% FCC SECTION 1. [1] They are the most important plant pigments for flower coloration, producing yellow, red or blue pigmentation in petals evolved to attract pollinators. walmart. E. Chat now for more business. Sodium hydroxide may be employed for the direct oxidation of sodium borohydride, which was investigated by cyclic and linear voltammetry, chronoamperometry and chronopotentiometry. Its uses range from food processing to petroleum refining, but it can be a very dangerous chemical. Physical and chemical properties Physical State Appearance Odor Odor Threshold pH Melting Point/Range Boiling Point/Range Flash Point Evaporation Rate Flammability (solid,gas) Flammability or explosive limits Upper Lower Vapor Pressure Vapor Density Specific Gravity Bulk Density Solubility Partition coefficient; n-octanol/water Autoignition Temperature Decomposition Temperature Viscosity Information on: Sodium Hydroxide Assessment of repeated dose toxicity: Prolonged exposure to high concentrations may cause discomfort and ulceration of nasal passages. The lye is blended with a fat such as coconut oil or palm oil. Feb 10, 2013 · In water (including soil or sediment pore water), sodium hydroxide is present as the sodium ion (Na+) and hydroxide ion (OH-), as solid NaOH rapidly dissolves and subsequently dissociates in water. [22] Nickel–iron batteries also use potassium hydroxide electrolyte. Jan 11, 2026 · Understand the fundamental chemistry of Sodium Hydroxide (NaOH). Page 1 of 5 HUDSON MATERIAL SAFETY DATA SHEET DATE PREPARED: 01/07/2003 MSDS No: S465-4LITER 1. SkinSAFE has reviewed the ingredients of Lovren Aloe Vera Gel Supreme Formula, 100 mL and found it to be 91% Top Allergen Free and free of Gluten, Coconut, Nickel, Top Common Allergy Causing Preservatives, Lanolin, Paraben, Topical Antibiotic, MCI/MI, Soy, Propylene Glycol, Oil, Irritant/Acid, Dye, and SLS. SkinSAFE has reviewed the ingredients of Onyx Foaming Body Scrub, Winter Berry, 12 oz/340 g and found it to be 91% Top Allergen Free and free of Gluten, Coconut, Nickel, Top Common Allergy Causing Preservatives, Lanolin, Paraben, Topical Antibiotic, MCI/MI, Soy, Propylene Glycol, and Irritant/Acid. A volumetric standard solution, titrated at 25°C to pH 8. Each option is evaluated for purity, packaging, and versatility in both soap making and general cleaning tasks. In particular, this document evaluates and summarizes the literature describing the substance’s hazard potential and its assessment according to the scientific rationale and framework outlined in CIB 61. , 2024). Sodium hydroxide reacts with metals (aluminum, lead, tin or zinc) to form flammable and explosive hydrogen gas. Dec 16, 2025 · Accidental contact with concentrated sodium hydroxide, such as in industrial cleaners, poses an immediate and severe health risk. Due to its strong corrosive qualities, exposure to sodium hydroxide in its solid or solution form can cause skin and eye irritation, as well as burn or eat away at any part of the body Sodium Hydroxide Solution (0. While it is highly caustic in its pure form, in small, controlled amounts it helps ensure products are safe and effective for the skin without causing irritation. Even if you aren’t familiar with the term sodium hydroxide, you might know this chemical compound by one of its other names: lye or caustic soda. Methods and materials for containment and cleaning up : Ensure adequate ventilation. [21] The nickel–metal hydride batteries in the Toyota Prius use a mixture of potassium hydroxide and sodium hydroxide. Sodium hydroxide, also known as lye or caustic soda, is a white solid compound that is used for its basic or alkaline properties, think opposite of acidic. If released to soil, sodium hydroxide will separate into sodium cations and hydroxide anions when it comes into contact with moisture. Here we’ll examine its usual uses, and the specific properties that make sodium hydroxide a threat to […] Sodium hydroxide separates in water to sodium cations (positively charged sodium atoms) and hydroxide anions (negatively charged oxygen and hydrogen atoms), which ultimately decrease the acidity of the water. This article explores the essential use of Sodium Hydroxide in cosmetics, its role in saponification, skin pH balance, and the strict safety measures that accompany its use in skincare products. [1] Oct 15, 2024 · Cleaning agents: Sodium hydroxide is a common ingredient in many household and industrial cleaning products due to its ability to dissolve grease, oils, and proteins. SkinSAFE has reviewed the ingredients of Laikou Milk Brightening Cream, 1. Application Efficient Removal of Aqueous Heavy Metals: A study leveraging sodium hydroxide solution (minimum 10%) in the preparation of Na/N co-doped seaweed biochar composites for the removal of Pb (II) and Cu (II) from water. Oct 15, 2024 · This article aims to provide a comprehensive understanding of sodium hydroxide, its effects on the skin, and necessary safety precautions. , 2020). Nov 2, 2023 · The Mollys Products’ sodium hydroxide products were sold online exclusively at www. Limewater, also called milk of lime, is the common name for a saturated solution of calcium hydroxide. 6 (phenolphthalein endpoint) against NIST™ potassium acid phthalate Shop Sodium Hydroxide Solution (0. Jun 6, 2014 · This Skin Notation Profile provides the SK assignment and supportive data for sodium hydroxide (NaOH; CAS No. Sodium hydroxide reacts with strong acids (hydrochloric, sulfuric or nitric), water, and moisture to rapidly release heat. Feb 16, 2022 · Just to be absolutely clear: It’s not safe to apply pure sodium hydroxide to your skin, in any amount or concentration. The Skin Deep® scoring system was designed to help the public understand whether a product is safe to use or whether it contains ingredients of concern. B0DH7DS842 This paper presents advanced spectrophotometric methods for analyzing cromolyn sodium and its degradation products. Sodium metabisulfite or sodium pyrosulfite (IUPAC spelling; Br. Avoid inhalation, ingestion and contact with skin and eyes. This guide highlights five highly relevant sodium hydroxide products that are commonly used as the base for liquid and solid soaps. SkinSAFE has reviewed the ingredients of Rhinase Xylitol Soothing Nasal Gel, 30 g and found it to be 91% Top Allergen Free and free of Fragrance, Gluten, Coconut, Nickel, Lanolin, Paraben, Topical Antibiotic, MCI/MI, Soy, Balsam of Peru, Oil, Irritant/Acid, Dye, and SLS. Sodium hydroxide can cause chemical burns and severe skin damage. Author Nicky Bates National Poisons Information Service (London Centre) Medical Toxicology Unit Guy's & St Thomas' Hospital Trust Buy Sodium Hydroxide 2% Online At https://www. Very concentrated solutions (50% or greater) of sodium hydroxide may be alkaline (caustic) enough to cause immediate injury to skin and underlying tissues. Available in 1 L Main points General Sodium hydroxide is a colourless solid or liquid in solution at room temperature. 94 oz/55 g and found it to be 82% Top Allergen Free and free of Gluten, Coconut, Nickel, Lanolin, Topical Antibiotic, MCI/MI, Soy, Irritant/Acid, Dye, and SLS. Numbering some 5,000 individual compounds, flavonoids are widely distributed in plants, fulfilling numerous functions, including attraction of pollinating insects, deterrence of environmental stresses, and regulation of cell growth. Learn more at Paula's Choice. Sodium hydroxide is involved in the modification process of the screen-printed carbon electrode, highlighting its utility in sensor development (Magesh et al. pdf), Text File (. The extra H+ ions that are causing the product to be too acidic get together with the OH- ions from the sodium hydroxide to create water. Nov 28, 2024 · Overview Sodium hydroxide is a white, odourless solid at room temperature. It is commonly referred to as ammonia water or ammoniacal liquor and typically contains up to 30% ammonia. Your one-stop destination for insider beauty secrets, product reviews, and more—all vetted by our editors and the industry's top pros. laballey. Sodium hydroxide solution EMPROVE® EXPERT, suitable for cleaning in place, 0,5 mol/L; CAS Number: 1310-73-2; Synonyms: Sodium hydroxide solution 0,5 mol/L; Linear Formula: NaOH at Sigma-Aldrich Jun 20, 2024 · Sodium hydroxide, known as lye, is an alkaline ingredient used in small amounts to to balance and maintain the pH levels of the products. Discover the role of sodium hydroxide in skin care, its uses, safety, and potential risks associated with cosmetic products. This research underscores the role of sodium hydroxide in environmental remediation technologies (Fu et al. What Is Sodium Hydroxide? Sodium hydroxide (NaOH) is a white, odorless solid that readily dissolves in water, producing heat in an exothermic reaction. sodium metabisulphite or sodium pyrosulphite) is an inorganic compound of chemical formula Na 2 S 2 O 5. SkinSAFE has reviewed the ingredients of Vanicream Gentle Facial Cleanser, Sensitive Skin, 8 fl oz/237mL and found it to be hypoallergenic and free of Fragrance, Gluten, Nickel, Top Common Allergy Causing Preservatives, Lanolin, Paraben, Topical Antibiotic, MCI/MI, Soy, Propylene Glycol, Balsam of Peru, Oil, Irritant/Acid, Dye, and SLS. com/products/sodium-hydroxide-2-solution Used many years ago in soaps, sodium hydroxide – also known as lye – is still a widely used chemical today. Use Caution Tank Contains Sodium Hydroxide Sign to identify, raise awareness and promote safety practices where sodium hydroxide is used, handled, or stored. That keeps the potent ingredient from causing chemical burns, a possible side effect of high concentrations of sodium hydroxide. Pure lye as used in homemade and commercial soapmaking, as well as high concentrations for cleaning products Sodium Hydroxide Flinn Scientific, Inc. 05% Cream, 30 g, Cosette Pharmaceuticals (Rx) and found it to be hypoallergenic and free of Fragrance, Gluten, Nickel, Top Common Allergy Causing Preservatives, Lanolin, Paraben, Topical Antibiotic, MCI/MI, Soy, Propylene Glycol, Irritant/Acid, Dye, and SLS. Sources/Uses Sodium hydroxide is produced by the electrolysis of aqueous solutions of sodium chloride (brine) or by reacting naturally occurring sodium carbonate with calcium hydroxide. Safety Data Sheet: Sodium hydroxide. SECTION 1: Identification of the substance/mixture and of the company/undertaking 1. P. Sodium hydroxide solution attacks some metals such as aluminium, tin, lead and zinc to form hydrogen gas, causing a fire hazard. Caustic soda, Lye [Sodium hydroxide], Soda lye, Sodium hydrate Colorless to white, odorless solid (flakes, beads, granular form). Sodium hydroxide pellets, Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS CAS Number: 1310-73-2; Synonyms: Sodium hydroxide,Caustic Soda,Soda Lye, Caustic Soda,‘Caustic soda’; Linear Formula: NaOH at Sigma-Aldrich 17 hours ago · Ammonium hydroxide (NH₄OH) is a solution of ammonia gas dissolved in water, notable for its colorless appearance and strong characteristic odor. com from March 2018 through March 2023 for about $15 for the 2-pound (32 ounces) bottle. 1 Product identifier Identification of the substance Sodium hydroxide solution 40 %, extra pure Article number 4347 Learn about Sodium Hydroxide safety, disposal, response, spill neutralization, and more in our Safe Handling Guide. ): (800) 424-9300 4500 Lee Rd Emergency Phone: (800) 424-9300 Cleveland, OH 44128-2959 Overview Lehman's Sodium Hydroxide (Lye) for Soap MakingWant to make bars of soap? You always start with lye (sodium hydroxide). Potassium hydroxide is preferred over sodium hydroxide because its solutions are more conductive. Sodium Hydroxide, also known as lye or caustic soda, is a strong alkaline compound used in skincare products primarily to adjust and maintain the pH balance of formulations. Learn how to determine its exact pH based on concentration and essential safety measures. Mar 6, 2021 · Is sodium hydroxide safe to use? The safety of sodium hydroxide is strongly dependent on the concentration level, with higher concentrations posing greater safety issues. This document provides the scientific rationale and framework for the assignment of multiple hazard-specific skin notations (SK) that clearly distinguish between the systemic effects, direct Sodium hydroxide separates in water to sodium cations (positively charged sodium atoms) and hydroxide anions (negatively charged oxygen and hydrogen atoms), which ultimately decrease the acidity of the water. 1. Here's what it does and why it's safe. Emits toxic fumes of carbonates, peroxides and sodium oxides when heated to decomposition. This includes gloves, long-sleeved clothing, and face shields. S. Health and safety, common uses, other names and ingredient information for Sodium Hydroxide. : Contact United States Distributor SOV SALES INC for the product High Purity Sodium Hydroxide 99% Caustic Soda Flakes. It is also commonly known as caustic soda and Camachem Caustic Soda 98 or Sodium Hydroxide 98 Flakes SDS MSDS - Free download as PDF File (. : Shop Sodium Hydroxide 25% - 2 Gallons - Dual-Pack for Cleaning, Neutralization, and Water Treatment Applications online at a best price in Nepal. PRODUCT AND COMPANY IDENTIFICATION PRODUCT DESCRIPTION: Sodium Hydroxide Solution, 4 Liter container PRODUCT CODE: S465-4LITER MANUFACTURER 24 HR. O. Learn how industrial use, chemical reactions, and soil alkalization affect biodiversity, microbial activity, and ecological balance, and discover strategies for sustainable management and remediation. , 2023). 793/93 on the evaluation and control of existing substances. It is non-flammable. PRODUCT AND COMPANY IDENTIFICATION Product name : SODIUM HYDROXIDE 50% FCC Other means of identification We would like to show you a description here but the site won’t allow us. Feb 16, 2022 · Sodium hydroxide, which you might know as lye, is a key ingredient in many skin care and beauty products. It is available in solid form as lumps, pellets or chips and as a solution. : SN0607 Brand : Millipore When moist, sodium hydroxide can react with metals, such as aluminum, tin and zinc, to form flammable and explosive hydrogen gas. B0DHSYSH1Q PREFACE This report provides a summary, with conclusions, of the risk assessment report of the substance sodium hydroxide that has been prepared by Portugal in the context of Council Regulation (EEC) No. Refer to protective measures Sodium hydroxide reacts with strong acids (hydrochloric, sulfuric or nitric), water, and moisture to rapidly release heat. Dec 16, 2025 · Accidental contact with concentrated sodium hydroxide, such as in industrial cleaners, poses an immediate and severe health risk. H+ + OH- = H2O. Other factors that affect safety include the length of time of exposure, area exposed, and environmental conditions. Sequence Mining Yields 18 Phloretin C-Glycosyltransferases from Plants for the Efficient Biocatalytic Synthesis of Nothofagin and Phloretin-di-C-glycoside. Sodium hydroxide is used to manufacture soaps, rayon, paper, explosives, dyestuffs, and petroleum products. 1N. 1N (N/10)/Certified), Fisher Chemical . [1] In Question: Where can I buy Sodium Hydroxide - Pure - Food Grade Caustic Soda in Australia?Answer: You can buy Sodium Hydroxide - Pure - Food Grade Caustic Soda, Lye 2 Pound Jar at Ubuy in Australia. txt) or read online for free. Sodium hydroxide is insoluble in ether and other non-polar solvents. 1310–73–2). Cosmetics and personal care products are not required to be tested for safety before being allowed on the market. The chlorine is prepared industrially by electrolysis with minimal separation between the anode and the cathode. Typically, skin care formulations contain small amounts of sodium hydroxide at low concentrations. EWG’s Skin Deep rates thousands of personal care product ingredients, culled from ingredient labels on products, based on hazard information pulled from the scientific literature and industry, academic and regulatory databases. Contact United States Distributor SOV SALES INC for the product High Purity Sodium Hydroxide 99% Caustic Soda Flakes. In 2009, the National Institute for Occupational Safety and Health (NIOSH) pub-lished Current Intelligence Bulletin (CIB) 61: A Strategy for Assigning New NIOSH Skin Notations [NIOSH 2009–147]. Calcium hydroxide has many names including hydrated lime, caustic lime, builders' lime, slaked lime, cal, and pickling lime. Oct 30, 2024 · To prevent skin contact with sodium hydroxide, it’s crucial to wear appropriate protective equipment. Sodium hydroxide and hydrochloric acid are probably the most common pH adjusters because they neutralize to salt water. Oct 16, 2024 · In conclusion, the answer to the question, Is sodium hydroxide in soap safe? is yes, provided that it is used correctly.

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