Aluminum Sulphate

manufacturer & producer of Construction Chemicals, Water Treatment Chemicals, Aluminium Sulphate

Specification of Aluminum Sulphate
ALUMINIUM SULFATE

CAS No.
  

10043-01-3

EINECS No.
  

233-135-0

Formula
  

Al2(SO4)3

Mol Wt.
  

342.14

H.S. Code
  

2833.22

Physical and Chemical Properties

Physical State
  

white to off-white lump or powder

Melting Point
  

770 °C (Decomposes)

Specific Gravity
  

2.7

Solubility In Water
  

Soluble

pH
  

>2.9 (5% solution)

Flash Point
  

Not considered to be a fire hazard

Stability
  

Stable under ordinary conditions

FERRIC

Aluminium (as Al2O3)
  

17.0 ~ 18.0%

Iron Compound
  

0.5% max

Insolubles In Water
  

0.3% max

pH
  

2.7 ~ 3.7 (5% Sol.)

Heavy Metal (as Pb)
  

10ppm max

Arsenic (as As)
  

3ppm max

NON-FERRIC

Aluminium (as Al2O3)
  

17.0 ~ 18.0%

Iron Compound
  

0.03% max

Insolubles In Water
  

0.3% max

pH
  

2.8 ~ 3.8 (5% Sol.)

Heavy Metal (as Pb)
  

10ppm max

Arsenic (as As)
  

3ppm max

Resource:

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