Defoamer Product name Features Packaging SDS TDS DAPPO H-205N Silicone emulsion type defoamer for versatille use. Effective for high temperature and high alkaline waste water. In generall use for waste water, no adverse effect to waste water from activated sludge treatment process. Net 18kg can SDS TDS Contact DAPPO H-312 Versatile for waste water with less oil spot. Effective to waste water from activated sludge treatment. Net 17kg canNet 200kg drum SDS TDS Contact Downloadselected items