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17927-65-0 - Aluminum sulfate hydrate, 97+% - Alum - 12362 - Alfa Aesar

12362 Aluminum sulfate hydrate, 97+%

CAS Number
17927-65-0
Synonyms
Alum

Size Price ($) Quantity Availability
500g 35.82
1kg 49.34
5kg 166.81
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Aluminum sulfate hydrate, 97+%

MDL
MFCD00149136
EINECS
233-135-0

Chemical Properties

Formula
Al2(SO4)3•xH2O (x≈14-18)
Formula Weight
342.15(anhy)
Form
Crystalline
Density
1.61
Solubility
It is slightly soluble in alcohol and dilute mineral acids.

Applications

Aluminum sulfate hydrate is a chemical compound commonly used as a flocculating agent in the purification of drinking water and waste water treatment plants, and also in paper manufacturing. Used as coagulant in decolorization and COD removal of secondary yeast wastewater effluents. It is also plays a significant role in arsenic removal by coagulation process.

Notes

Sensitive to moisture. Keep away from incompatibles such as oxidizing agents.

Literature References

Baskan, M. B.; Pala, A. A statistical experiment design approach for arsenic removal by coagulation process using aluminum sulfate. Desalination 2010, 254 (1-3), 42-48.

Zhou, Y.; Liang, Z.; Wang, Y. Decolorization and COD removal of secondary yeast wastewater effluents by coagulation using aluminum sulfate. Desalination 2010, 255 (1-3), 301-311.

GHS Hazard and Precautionary Statements

Hazard Statements: H318-H315-H335

Causes serious eye damage. Causes skin irritation. May cause respiratory irritation.

Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P310-P362-P312-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Immediately call a POISON CENTER or doctor/physician. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Merck
14,366
Harmonized Tariff Code
2833.22
TSCA
Yes
RTECS
BD1700000

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