Liquid Phase, Activated Alumina for Arsenic Removal


Hydrosil’s HS-As is designed for arsenic removal for water treatment. The HS-As is an activated alumina enhanced with iron oxide. The media is suggested to operate in a pH environment below 7. The product is designed specifically for arsenic removal with a capacity of 5.44 mg/g of arsenic. The HS-As is commonly used in pump and treat systems to remediate metals and arsenic.

Pressure Drop


Apparent Density, lb/ft 365-67
U.S. Standard Sieve Size (Mesh Size)14 x 28, 28 x 48
Al2O3+ Fe Promoter, %90
TiO2, %0.002
SiO2, %0.02
Specific Surface Area, m2/g280
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Common Applications:

  • Arsenic

Case Study:

Arsenic Removal in Groundwater from Landfill

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