Potassium Alum 99.3% Min 7784-24-9
|Purchase Qty. (Tons)||FOB Price|
|2-24||US $200 / Ton|
|25+||US $350 / Ton|
Molecular formula: KAI(SO4)2.12H2O
CAS No,: 7784-24-9
EINECS No.: 5637-689-7
HS CODE.: 2833301000
2. Appearance of Potassium Alum
Colorless crystal or white crystalline powder.
3. Quality standard of Potassium Alum(GB1895-2004)
4. Product Features of Potassium Alum
-- Also known as potassium alum (potash alum), Alumina, the Health alum, alum. Colorless cubic octahedral crystal cube or monoclinic crystal...No foul, or slightly sweet convergence.
--1.757g/cm3 density. 92.5 ° C melting point. At 64.5 ° C lost nine crystal water, 200 ° Close all white crystalline water into cavernous Anhydrous become white powder burn alum. 92.5 ° C melting point. Dissolved in water (12.2%, 25 ° C), 1% aqueous solution of pH 4.2, in the water hydrolysis into aluminum hydroxide colloid was almost insoluble in alcohol.
5. Usage of Potassium Alum
--In the field of light and Chemical Industries
-- In the field of food stuff industry
-- In the field of Agricultural Applications
6. Storage of Potassium Alum
Stored in dry, cool airiness place, far away from heat, avoid insolation, sign with no moisture and no insolation.
7. Package of Potassium Alum
25/50kg per plastic woven bag. Shipping marks as your request.
Number of in dicators
Aluminum potassium sulfate(Dry basis)
Heavy Metal(p b)
Water Insolub le
Ammon ium salt
Con sisten t with tests