DFR 228 is an economical and effective water-based defoamer designed for use in a variety of industrial applications. It has found use in screen room operations, effluent treatment and paper making process. It is effective over a wide pH range and temperature of up to 55°C. It is free of mineral oil.
FDA:
The components of this product comply with the regulations of the FDA as cited in 21 CFR176.210
USAGE :
DFR 228 can be added neat as received or it can be diluted with water to form a transiently stable emulsion. DFR 228 should be added to the substrate at a suitable point where intimate mixing occurs. Addition levels vary with foaming conditions and the type of process streams being treated. Typical dosages range from 100-1000 ppm.
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