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Aluminum Sulfate CAS#10043-01-3

Aluminum Sulfate CAS#10043-01-3

Basic Information

Appearance: The product is typically colorless or white crystals, odorless with a barely sweet taste. Industrial-grade versions, due to the presence of iron and other elements, appear yellowish-green with a sour taste.


Stability: The product is stable in the air under normal conditions.


Thermal Properties: When heated to 250°C, it loses its crystal water. At temperatures above 700°C, the product starts to decompose into aluminum oxide, sulfur trioxide, and water vapor.


Decomposition Characteristics: The decomposition begins above 700°C, resulting in the formation of aluminum oxide, sulfur trioxide, and water vapor.



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product description

Product Description of ‌Aluminum Sulfate CAS#10043-01-3

Aluminum sulfate is odorless colorless or white crystalline solid with a slight sweet flavor; industrial grades are yellowish-green and sour from impurities. Air-stable at room temperature, it dehydrates at 250 °C and decomposes above 700 °C into alumina, sulfur trioxide and steam.


Product Application of Aluminum Sulfate CAS#10043-01-3

Aluminum sulfate is used in histological staining, water arsenate removal, and as a catalyst for lactic acid conversion to acetaldehyde. Blended with graphene hydrogel, it forms a porous adsorbent for defluoridation of water.

Product Information

Parameters


elting point770 °C (dec.) (lit.)
Boiling point759.71°C (estimate)
density2.71 g/mL at 25 °C (lit.)
vapor pressure0-0.001Pa at 20-25℃
solubilitySoluble in cold water, freely soluble in hot water, practically insoluble in ethanol (96 per cent).
pka3.6[at 20 ℃]
formPowder and/or Chunks
colorWhite
Specific Gravity2.71
Odorat 100.00?%. odorless
Water Solubilitysoluble
SensitiveHygroscopic
Merck14,366
Exposure limitsNIOSH: TWA 2 mg/m3
Dielectric constant2.6(Ambient)
LogP-5.08--0.12 at 20℃
CAS DataBase Reference10043-01-3(CAS DataBase Reference)
EPA Substance Registry SystemAluminum sulfate (10043-01-3)


Safety Information


Hazard CodesXi,N
Risk Statements37/38-41-51/53-36/37/38
Safety Statements26-39-61-37/39-29
RIDADRUN 1760/3077
WGK Germany1
RTECSBD1700000
TSCAYes
HS Code28332200
Hazardous Substances Data10043-01-3(Hazardous Substances Data)
Toxicityguinea pig,LD50,unreported,490mg/kg (490mg/kg),Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 43(4), Pg. 12, 1978.


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