| ≥1 piece |
Potassium alum powder(CAS:***) 99.2%
CAS NO.:***
Purity:99.2%
Appreance:colorless cube crystals powder&Lump
Quickly shippment
Specification of Potassium alum:
Item | Standard |
Appearance | colorless cube crystals |
Purity | 99%min |
Pb | 0.001%max |
As | 0.0002%max |
Water-insoluble substance | 0.2%max |
F | 0.003%max |
Main usage:
1.In the field of light and chemical industries:
Purification of water, paper making and glue spreading, painting printing and dyeing, color lake and pigment,
medicine producing, varnish and leather producing,fiber board processing fixation and membrane solidified for
film, and applied in rubber, metallurgical and colored glass etc.industries.
2.In the field of foodstuff industry:
Fermentation of foodstuff,vermicelli or noodles processing,salted acquatic, foodstuff antisepsis and additives etc.
3.In the field of agricultural applications:
Seed sterilization and soak, to cure the sickness for drought animals,root solidation, germination,
stem strengthen fruit plumpness and potash fertilizer spreading for some soil.
Product Feature:
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 Contributing Factors. 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. Extreme water-soluble and water-soluble and acid, dissolved in ethanol and acetone.