Product Review

You are buying 8 Ounces (by weight) of Potassium Alum. The item ships in an 8 Fluid Ounce (by volume) Polypropylene bottle. Potassium Alum (KAl(SO4)2.12(H2O)); also known as Common Alum / Alum / Potash Alum / Potassium Aluminium Sulphate; has hundreds of uses. NOTE: Potassium Alum is the most common form of Alum and is often abbreviated to simply "Alum". SHIPS FAST FROM CALIFORNIA, USA! 2-4 day transit time throughout the country. We ship three times a day; so your item is guaranteed to go out the very same day you place your order. Our bottles are made of sturdy polypropylene. The square, "space-saver" shape ensures that the bottles fit snugly on a shelf. The wide mouth makes for easy dispensing and stackability. To ensure a spill-free journey, we shrink-wrap the screw tops and seal the bottles in plastic.