Aquatek ATCBF Series Panduan Pengoperasian & Pemeliharaan - Halaman 6
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United Water Inc. CR Series Media
CR 26
Iron, Manganese, Hydrogen Sulfide and Arsenic Removal Media
CR 26 is a special media designed to provide excellent catalytic properties required for removal of many contaminantsfrom
potable and non-potable aqueous streams. CR 26 is an insoluble media that oxidizes species in solution includinghydrogen
sulfide, iron and manganese. Metal-oxide nano-particles are precipitated within the resin bed where they form very strongchemical
bonds with arsenite (As III) and arsenate (As V). This allows CR 26 to thoroughly and effectively remove arsenicalong with Fe, Mn
and H
S.
2
Physical Chemical Properties
Physical Form:
Moisture Content:
Net Weight (as shipped):
Particle size:
>1.2 mm %
<0.3 mm %
Effective Size:
Uniformity Coefficient:
Recommended Operating Conditions
Influent pH:
Dissolved oxygen:
Freeboard:
Free chlorine:
Organic matter:
Total dissolved solids:
Total suspended solids:
Packing
CR 26 is supplied in 1 cubic foot poly bags.
Storage
Resins require proper care at all times. The resinsmust
never be allowed to dry. Recommended storage
temperature is between 65°F to 110°F.
Safety Information
CR 26 is not a hazardous product and is not WHMIS
controlled.
Caution: Acidic and basic regenerant solutions are corrosive and should be
handled in a manner that will prevent eye and skin contact. Before using
strong oxidizing agents in contact with ion exchange resin, consult sources
knowledgeable in the handling of these materials.
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CR 26 Features
Black, moist
Chemical Free Regeneration
spherical beads
CR 26 does not require chemicals such as chlorine
46 to 52%
dioxide, potassium permanganate, chlorine or sodium
800 kgs/m3,
chloride brine solution for regeneration. The oxidative
approximately
chemical locked inside CR 26 beads is regenerated via
0.3 to 1.2 mm
the dissolved oxygen in the backwash water.
5.0 maximum
1.0 maximum
Potable and Non-Potable Water Applications
0.50 to 0.60 mm
CR 26 requires less contact time and is like standard
1.7 maximum
softening resins in bulk density and handling makingit an
ideal choice for point-of-entry (POE) systems. CR 26 can
be backwashed at lower flow rates to achieve ideal bed
6.0 to 9.0
expansion needed to remove metal-oxide precipitates
2 mg/l or 15% greater
generated during the service cycle. CR26 is easy to
than Iron (Fe) content
handle versus other oxidative media and many naturally
30% to 50%
occurring zeolites.
0.5 to 1.0 mg/l
Multiple Contaminant Removal
Less than 1.0 ppm
2500 ppm maximum
CR 26 was initially designed for the selective removal of
iron and manganese but testing has shown the product
<1 ppm
to be ideal for multi-contaminant removal. Seepage 3 of
this bulletin for a summary of various tests performed to
date.
Expected Service Life
Due to the unique nature of CR 26 and its functionas an
oxidizing agent encapsulated within an ion exchangebead,
a long service life of 7 to 10 years is expected.
UNITED WATER INC.
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AtCBF-AS-S
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Ser
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www.unitedwaterinc.com