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PRODUCT INFORMATION

WELL - CB

INTROLDUCTION parts of cooling towers.
3. Effective microbiocidal action against many
Corrosion induced or accelerated by bacteria, fungi, organisms.
or assorted higher invertebrates, is a recognized 4. Forms a thin microbiocidal film on metal and wood
process. However, it is probable that microbiological surfaces.
corrosion rarely occurs as an isolate phenomenon
but, rather, is coupled with some type of
electrochemical corrosion. Corrosion induced by DOSAGE
sulfate-reducing bacteria usually is complicates by
the chemical action of sulfides. Corrosion by ac WELL-CB is usually added by shock feeding once a
aerobic organism, by definition, always occurs in the week to give a concentration of 40 – 100 ppm. of the
presence of oxygen. To further confound the circulating volume. For badly fouled systems, it must
problem, however, that biological corrosion is nearly be cleaned before treatment is begun.
always present where large numbers of bacteria
exist; i.e., a dirty or smiled system. The implication of
such system is that a large variety of bacteria are APPLICATION METHOD
present. The number of microorganisms, the variety
of species and the substrate provided for additional Normally, WELL-CB is fed after sundown, either by
species all statistically increase the possibility of hand or by means of a chemical feeder at a point in
strains occurring with corrosion inducing the system where the product will be uniformly
mechanisms. In the course of time pasts of the mixed. The product should be fed as received and
wooden structure of a cooling tower deteriorate from not diluted with water or mixed with any other
attack by fungi that metabolize cellulose, and flourish chemical feed solution. It can form potentially
within the wood, where they cannot be reached by explosive materials when mixes with strong oxidizing
biocides in the recirculating water. Fungi that agents such as chlorine.
penetrate wood in cooling towers are similarly difficult
reach and kill, for as noted earlier, they stout cell
walls and high osmotic pressure, and although their CONTROL

cytoplasmic membrane is easily penetrated by No control necessary other than visual or
lipophilic molecules very few specifically antifungal microscopic examination of growth.
agents are known. Indeed, once wood has been
invaded it must be replaced, as it is impossible for
chemical to penetrate to the interior of structural HANDLING
members.
As with most microbiocides, this is a toxic material.
Avoid contact with food, skin, eyes, and clothing.
DESCRIPTION Handle concentrates solution with care. In case of
contact, flush the contacted parts immediately with
WELL-CB is a non corrosive, non oxidizing chemical large amount of water for at least 15 minutes. For
compound developed for use in the control of slime eyes, get medical attention. Store at room
and algae in recirculating cooling water system. The temperature, keep container closed when not in use,
complex nature of WELL-CB insures high resistance and keep away from open flame and heat.
against building up of immunity by microorganisms.
The dispersant properties permit the microbiocide to
undercut deposits, not only killing them but also PACKAGING
detaching them from surfaces and keeping them in
suspension. WELL-CB is available in polyethylene lined steel
drum of 200 Kgs. net.

ADVANTAGES

1. Non-volatile and low foam.
2. Non-oxidizing, hence will not damage wooden

TECHNICAL SERVICE
WELLMAN CO.,LTD HAS A STAFF OF TECHNICAL SERVICE
ENGINEERS WHO WILL ASSIST AND TRAIN YOUR MEN ON THE PROPER
EVALUATION AND APPLICATION OF OUR CHEMICALS AND GIVE
RECOMMENDATION TO ENSURE SMOOTH OPERATION
THIS SERVICE IS GIVE FREE OF CHARGE