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Defoamer EC-S RDZ-1611

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To Defoam ResiStrip™ EC-1 (RDZ-1590)

Defoamer EC-S (RDZ-1611)is a fully organic non-Silicone water soluble defoamer designed specifically for Caustic based resist strippers. It rinses readily and leaves no residue. It is designed for systems where clean rinsing is essential. It is odor-free and biodegradable. Defoamer EC-S (RDZ-1611) will defoam any aqueous (water-based) or semi-aqueous system at any pH. It is ideal for defoaming strippers or cleaners of any type.

100 to 5000 ppm. Try 1000 ppm to start. This is equivalent to 0.10 oz./gallon.

Use at 100o to 140o F. Defoamer EC-S (RDZ-1611) permanently defoams, it is not deactivated or "used up" in solution. However, the more photoresist is dissolved in a solution, the more defoamer will be required to defoam.

Defoamer EC-S (RDZ-1611) is compatible with all materials used in equipment.


Defoamer EC-S (RDZ-1611) is non-hazardous. Consult Material Safety Data Sheet for further information.

Defoamer EC-S (RDZ-1611) is biodegradable and "in use" concentrations may be deposited legally into any sewer system, as long as there are no other contaminants in solution. Dispose of in accordance with Federal, State and local regulations. Contact your RD Chemical representative for further information.


Defoamer EC-S (RDZ-1611) is available in 1 gallon bottles, 5 gallon pails, and 15 and 55 gallon drums.

RD Chemical Company makes these recommendations in good faith, based on laboratory and field testing. Ultimate responsibility for propriety of use, however, must rest with the purchaser and user. RD Chemical Company recommends thorough testing of its products, before use.

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