{"product_id":"sodium-hydroxide-flakes","title":"Sodium Hydroxide Flakes","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eSodium Hydroxide Flakes represent an essential alkaline chemical utilized across multiple industrial manufacturing sectors. Also known as caustic soda, this inorganic compound in our \u003ca href=\"\/collections\/bases\"\u003eBases collection\u003c\/a\u003e exists as a white solid with high solubility in water, releasing substantial heat during dissolution. As an industrial distributor, Alliance Chemical provides this high-purity solid form to ensure reliable performance — supporting your processes without delay. This solid flake form offers handling advantages over liquid counterparts in specific operational setups.\u003c\/p\u003e\u003cp\u003eOur Sodium Hydroxide Flakes are sourced with strict adherence to quality parameters, assuring consistency in industrial processes. The material is highly deliquescent, rapidly absorbing moisture and carbon dioxide from the surrounding air, which requires proper storage and packaging integrity. Alliance Chemical supports your production demands by offering multiple packaging sizes, ranging from small-scale quantities to large commercial lots. Every shipment is managed with a commitment to regulatory compliance and prompt logistics, supporting your facility's operational continuity and supply chain stability.\u003c\/p\u003e\u003ch3\u003eWhy This Grade\u003c\/h3\u003e\u003cp\u003eChoosing the correct grade of Sodium Hydroxide Flakes is essential for maintaining process integrity and preventing equipment damage. While a specific grade is not designated, the solid flake form is preferred in applications requiring anhydrous material or custom dilution. Utilizing a lower-quality material can introduce trace impurities such as heavy metals, chloride ions, or iron, which can interfere with chemical syntheses or cause localized corrosion in stainless steel piping and reactor vessels.\u003c\/p\u003e\u003cp\u003eIn industrial processes, relying on an incorrect form or grade can lead to severe process failure modes. For instance, in chemical manufacturing, unwanted secondary reactions can occur, reducing overall yield and contaminating the final product. In addition, incorrect moisture content in raw materials can disrupt exothermic dissolution calculations, leading to thermal shock in mixing vessels. By specifying this industrial solid grade, operators ensure predictable reactions, reliable neutralization profiles, and consistent viscosity adjustments without introducing unknown variables.\u003c\/p\u003e\n\u003cdiv class=\"chemical-profile\" data-source=\"canonical\"\u003e\n\u003ch3\u003eChemical Profile\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdt\u003eCAS Number\u003c\/dt\u003e\n\u003cdd\u003e1310-73-2\u003c\/dd\u003e\n\u003cdt\u003eChemical Formula\u003c\/dt\u003e\n\u003cdd\u003eHNaO\u003c\/dd\u003e\n\u003cdt\u003eMolecular Weight\u003c\/dt\u003e\n\u003cdd\u003e39.997 g\/mol\u003c\/dd\u003e\n\u003cdt\u003eBoiling Point\u003c\/dt\u003e\n\u003cdd\u003egreater than 266 °F at 760 mmHg (USCG, 1999)\u003c\/dd\u003e\n\u003cdt\u003eMelting Point\u003c\/dt\u003e\n\u003cdd\u003e604 °F (USCG, 1999)\u003c\/dd\u003e\n\u003cdt\u003eFlash Point\u003c\/dt\u003e\n\u003cdd\u003eN\/A °C\u003c\/dd\u003e\n\u003cdt\u003eSpecific Gravity\u003c\/dt\u003e\n\u003cdd\u003e1.5 at 68 °F (USCG, 1999) - Denser than water; will sink\u003c\/dd\u003e\n\u003cdt\u003eAppearance\u003c\/dt\u003e\n\u003cdd\u003eSodium hydroxide solution appears as a colorless liquid. More dense than water. Contact may severely irritate skin, eyes, and mucous membranes. Toxic by ingestion. Corrosive to metals and tissue.\u003c\/dd\u003e\n\u003cdt\u003eSolubility\u003c\/dt\u003e\n\u003cdd\u003e111 % (NIOSH, 2024)\u003c\/dd\u003e\n\u003cdt\u003eUN Number\u003c\/dt\u003e\n\u003cdd\u003eUN1823\u003c\/dd\u003e\n\u003cdt\u003eHazard Class\u003c\/dt\u003e\n\u003cdd\u003eClass 8\u003c\/dd\u003e\n\u003cdt\u003ePacking Group\u003c\/dt\u003e\n\u003cdd\u003eII\u003c\/dd\u003e\n\u003cdt\u003eProper Shipping Name\u003c\/dt\u003e\n\u003cdd\u003eSodium hydroxide, solid\u003c\/dd\u003e\n\u003cdt\u003eGHS Signal Word\u003c\/dt\u003e\n\u003cdd\u003eDanger\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003cp class=\"chemical-profile__note\"\u003e\u003cem\u003eValues sourced from Alliance Chemical's canonical chemistry registry. Certificate of Analysis (COA) per lot.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3\u003eIndustrial Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eChemical Synthesis and Manufacturing: Acts as a primary reactant and pH regulator in the production of plastics, solvents, and specialized sodium salts.\u003c\/li\u003e\n\u003cli\u003ePulp and Paper Processing: Utilized in the cooking and bleaching stages of wood pulp production to separate lignin from cellulose fibers.\u003c\/li\u003e\n\u003cli\u003eIndustrial Water Neutralization: Applied in wastewater treatment systems to neutralize acidic effluents, as described on our \u003ca href=\"\/pages\/industries\/wastewater\"\u003ewastewater industry page\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003eTextile Mercerization and Processing: Used to treat cotton fibers, improving fiber strength, luster, and dye absorption capacity during large-scale manufacturing.\u003c\/li\u003e\n\u003cli\u003eSoap and Detergent Production: Serves as the primary strong base in the saponification of fats and oils to manufacture industrial soaps.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHazmat \u0026amp; Shipping\u003c\/h3\u003e\u003cp\u003eSodium Hydroxide Flakes are classified as a hazardous material for transport. According to DOT guidelines, this chemical is designated as UN1823, Hazard Class 8, Packing Group II, with the proper shipping name Sodium hydroxide, solid. The signal word for this substance is Danger. Because it is highly corrosive to metals and causes severe skin burns and eye damage, all logistics must conform strictly to hazmat shipping regulations to prevent accidental exposure or equipment damage during transit. Alliance Chemical coordinates with certified carriers to ensure safe transport.\u003c\/p\u003e\u003cp\u003eHandling this corrosive solid requires comprehensive personal protective equipment (PPE) as specified by GHS hazard statements H290 and H314. Operators must wear chemical-resistant gloves, protective clothing, and eye protection such as a face shield and splash-resistant goggles to mitigate risks. Inhalation of dust must be prevented by utilizing proper local exhaust ventilation or respiratory protection. Safety showers and eyewash stations must be readily accessible in handling areas to address accidental contact immediately. Refer to the Safety Data Sheet for detailed handling instructions.\u003c\/p\u003e\u003ch3\u003eHandling \u0026amp; Storage\u003c\/h3\u003e\u003cp\u003eStore Sodium Hydroxide Flakes in a cool, dry, well-ventilated area, keeping temperatures within standard industrial ranges, ideally below 85°F (29°C) to prevent moisture absorption. This compound must be stored in original, tightly sealed containers made of compatible materials such as high-density polyethylene (HDPE) or carbon steel. Avoid contact with incompatible substances, including strong acids, organic materials, and metals like aluminum, zinc, or tin, as reaction with these metals generates highly flammable hydrogen gas. Keep containers off concrete floors to prevent moisture migration.\u003c\/p\u003e\u003ch3\u003eOrder \u0026amp; Documentation\u003c\/h3\u003e\u003cp\u003eAlliance Chemical provides comprehensive support for industrial procurement. We supply a Certificate of Analysis (COA) upon request to confirm chemical specifications, and a Safety Data Sheet (SDS) is provided with every order to support your facility's safety programs. To secure your supply of industrial bases, please \u003ca href=\"\/pages\/contact\" class=\"cta-button\"\u003eRequest a Quote\u003c\/a\u003e for bulk volumes or \u003ca href=\"\/pages\/safety-data-sheets\"\u003eDownload the SDS\u003c\/a\u003e for regulatory compliance.\u003c\/p\u003e\u003ch3\u003eWhy Buy from Alliance Chemical\u003c\/h3\u003e\u003cp\u003eSince 1997, Alliance Chemical has supplied premium industrial chemicals from Taylor, Texas under CAGE Code 1LT50, with a COA and SDS included on every order. For industrial use only.\u003c\/p\u003e\n\u003c!-- PDP_ARTICLE_LINKS_START --\u003e\n\u003cdiv class=\"pdp-article-links\" style=\"margin-top:2rem;padding:1.5rem;border-top:1px solid #e5e5e5;\"\u003e\n  \u003ch3 style=\"margin:0 0 1rem 0;font-size:1.25rem;\"\u003eLearn more about Sodium Hydroxide Flakes\u003c\/h3\u003e\n  \u003cul style=\"list-style:disc;padding-left:1.5rem;margin:0;\"\u003e\n    \u003cli\u003e\u003ca href=\"\/blogs\/articles\/industrial-revolution-the-impact-of-sodium-hydroxide-lye-on-modern-industry\"\u003eIndustrial Revolution: The Impact of Sodium Hydroxide (Lye) on Modern Industry\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/blogs\/articles\/magic-of-the-molecule-the-crucial-role-of-sodium-hydroxide-in-soap-creation-and-drain-maintenance\"\u003eMagic of the Molecule: The Crucial Role of Sodium Hydroxide in Soap Creation and Drain Maintenance\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/blogs\/articles\/safeguarding-your-operations-a-comprehensive-guide-to-neutralizing-spent-sodium-hydroxide-baths\"\u003eSafeguarding Your Operations: A Comprehensive Guide to Neutralizing Spent Sodium Hydroxide Baths\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/blogs\/articles\/sodium-hydroxide-optical-cleaning-etching-guide\"\u003eThe Chemist's Guide to Sodium Hydroxide for Precision Optical Cleaning\u003c\/a\u003e\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- PDP_ARTICLE_LINKS_END --\u003e","brand":"Alliance Chemical","offers":[{"title":"2 lbs. \/ 1 Pack (2 lbs.)","offer_id":41350055100458,"sku":"Z8-MCQ9-XBS9","price":16.54,"currency_code":"USD","in_stock":true},{"title":"2 lbs. \/ 2 Pack (4 lbs.)","offer_id":41350055133226,"sku":"RM-DAUD-XGWN","price":20.57,"currency_code":"USD","in_stock":true},{"title":"2 lbs. \/ 4 Pack (8 lbs.)","offer_id":41350055165994,"sku":"MI-YB1P-B6TJ","price":33.48,"currency_code":"USD","in_stock":true},{"title":"4 Lbs. \/ 1 Pack (4 lbs.)","offer_id":41412350509098,"sku":"W9-KBC8-FN3U","price":20.57,"currency_code":"USD","in_stock":true},{"title":"4 Lbs. \/ 2 Pack (8 lbs.)","offer_id":41412350541866,"sku":"ZY9-906-6ZN","price":33.48,"currency_code":"USD","in_stock":true},{"title":"4 Lbs. \/ 4 Pack (16 lbs.)","offer_id":41412350574634,"sku":"PE7-E3M-RC2","price":64.47,"currency_code":"USD","in_stock":true},{"title":"55 Lbs. \/ 1 Bag (55 lbs.)","offer_id":41412350607402,"sku":"61-HIK3-CWUC","price":181.65,"currency_code":"USD","in_stock":true},{"title":"55 Lbs. \/ 10 Bag (550 lbs.)","offer_id":41412350640170,"sku":"LPG-VWG-MP4","price":1337.8,"currency_code":"USD","in_stock":true},{"title":"55 Lbs. \/ 20 Bag (1100 lbs.)","offer_id":41412350672938,"sku":"HY9-942-5ER","price":2595.33,"currency_code":"USD","in_stock":true},{"title":"55 Lbs. \/ 40 Bag (2200 lbs.)","offer_id":41412350705706,"sku":"H0-DEF8-VHXH","price":5155.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/2734\/1866\/files\/sodium-hydroxide-flakes-2lb-mock-up1500x1500.jpg?v=1748983647","url":"https:\/\/alliance-chemical-store.myshopify.com\/products\/sodium-hydroxide-flakes","provider":"Alliance Chemical","version":"1.0","type":"link"}