
Italmatch RO Chemicals ( Silica Selective AntiScalant)
Physical and chemical product properties:
Appearance : clear yellow liquid
pH : 2.5
Boiling point : > 100° C
Specific gravity (20° C) : 1.23
Flash point : nonflammable aqueous solution
Chemical reactivity:
DEQUEST SPE 0108 is not affected by chlorine or other oxidizing biocides. DEQUEST SPE 0108 should be injected
in membrane systems after chlorine and sodium metabisulphate with residual cationic polymers from the
pre-treatment.
Application and dosage level:
DEQUEST SPE 0108 is an aqueous solution and corrosive in it’s concentrated form. Corrosion resistant dosing
equipment must be used. Suitable materials are PVC, Glass lining, Glass reinforced plastic, PP or HDPE.
The dosage level is dependent on the quality of the feed water.
Recommended injection point is into the feedwater, downstream of any filteration equipment and cartridge
filters housings. DEQUEST SPE 0108 is miscible with water in all propertions. It may be applied as neat product,
or as a solution in permeate water. A minimum dosing Solution strenght of 10% us recommended.
Packaging and shelf life:
DEQUEST SPE 0108 is available in 25 kg pails, 250 kg drums.