Sodium Hydroxide "Lye" "Caustic Soda" / Fine Powder / 4 Ounces / 99.9+% Pure / Food Grade / SHIPS FAST FROM USA

The item for sale is 4 Ounces (by weight) of Sodium Hydroxide (NaOH); also known as Lye, Caustic Soda. This product, when dissolved in water, generates a lot of heat. Use extreme caution when adding product to water. Always add product to water never add water to product. Always use cold water (adding product to hot water may cause it to boil and spatter). Keep product tightly sealed in its original container. Product is a strong desiccant and will absorb enough moisture from the air to dissolve itself and become liquid. Product reacts strongly with metals containing Aluminum and produces Hydrogen gas. CAUTION: CAUSES SEVERE BURNS Contains Sodium Hydroxide (Caustic Soda). Avoid contact with skin, eyes, mucous membranes and clothing. First Aid: External: Flood with water. Internal: Drink Large quantities of water. Call emergency room or physician immediately. Eyes: Flush with water for 15 minutes. Get prompt medical attention. Keep out of reach of children. STURDY PLASTIC BOTTLE: Our bottles are made of durable Nalgene HDPE, which is a translucent, lightweight, durable, and chemically resistant thermoplastic. The screw-top is completely leakproof and childproof. The bottles' flat top makes them stackable and their wide mouth allows them to pour easily. The square, "space-saver" shape makes them a perfect addition to any shelf or travel kit. Every bottle we ship is sealed in plastic with the screw-top shrink-wrapped. HUNDREDS OF USES INCLUDING: Cooking / Soap-Making / Drain Cleaner / Acid Neutralizer / Chemical Reagent / Paper Making / De-Greaser / Swimming Pool Treatment / Desiccant / CO2 Absorption / Biodiesel Production / Aluminum Etchant / Glass Etchant / HHO Generator Electrolyte. SHIPS FAST FROM CALIFORNIA, USA: Your item will be in the mail the same day you place your order. We ship three times a day, every day of the week. From California, transit time throughout the United States is 2-4 days.