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The nature of catalase, immobilized in sodium carboxymethyl cellulose (CMC) and poly(n,n-dimethylaminoethyl methacrylate)(PDM), were primarily studied. The results showed that the CMC/PDM capsules, which were made by 2.0% of mass concentration of CMC and 25% of mass concentration of PDM, were the smoothest, the hardest, and the most effective. The optimum pH and temperature were 7.0 and 40°C respectively...
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