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Product Details

Potassium Alum CAS

   
Packing:  25kg/50kg in Per PP Bag or as Your Required
Model NO.:  DT-Potassium alum
Standard:  G/B Industry grade
Productivity:  2000mt Per Month
Unit Price:  Negotiable
Shipment Terms:  FOB
Payment Terms:  L/C,T/T,Western Union
Minimum Order:  20 Tons
Price Valid Time:  From May 16,2012 To Dec 31,2012
HS Code:  2827200000
Trademark:  Datong
Origin:  Shandong China
Grade Standard:  Industrial Grade
Quality:  Industrial Grade
Process:  Refined Salt
Appearance:  Granule
CAS:  7784-24-9
Density:  1.757g/cm3
Purity:  99.2%Min
Mw:  474.39
Mf:  Alk(So4)2.12H2O
pH:  7-8
Export Markets:  North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Product Description

Potassium Alum CAS

Molecular formula: AlH24KO20S2/AlK(SO4)2.12H2O
Molecular weight: 474.39
CAS No.: 7784-24-9
EINECS No: 233-141-3
H. S. Code: 2833301000

1) Physical and chemical properties:
Density: 1.757g/cm3
Melting point: 92.5° C
Solubility: Soluble in glycerol and water.
Appearance: Colorless crystal or powder, odorless.

2) Usage:
1. As a purifying agent, fruits and vegetables crisp agent and leavening agents, our requirement for fried food, chips, soy products, baking powder, saltine crackers, puffed food and aquatic products, according to production needs proper use, aluminum residue of not more than 100mg/kg.

2. Rosin paper used for the settlement agent, Cho-purification to help settling agent, hardener photographic paper, foam rubber to help foaming agent, mordant dyeing, etc.

3. Used as a purification Cho's help settling agent. Rosin paper industry as a settlement agent. Photographic fixer and paper industry for the hardener. Printing and dyeing industry as a mordant and resist agent against discharge process. Zinc electroplating used as conductive agent to help. In addition, such as foam rubber, blowing agent to help.

4. The food industry can be paired baking powder and baking soda is also used as a leavening agent.

5. Used as a chromatography reagent, but also for bacterial staining.

Any questions, please contact Mary!

Item unit Criteria Analysis  results conclusion
Aluminium  potassium  sulfate % 99.2min 99.5 Eligible
Heavy  metal(As  Pb) % 0.002max 0.0017 Eligible
As % 0.0002max 0.00011 Eligible
Pb % 0.001max 0.0005 Eligible
Water-insoluble  substance % 0.2max 0.15 Eligible
F % 0.003max 0.0022 Eligible
water % 1.0max 0.95 Eligible
 
 

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